## 4th Grade Number & Operations Skills

Prior Standards Implementation

## The standards listed below have been replaced by a newer set of standards.

## Please go to Current 4th Grade Math Standards for current resources.

## Number and Operations

- Alligator Lunch - learn greater than and less than symbols
- Compare - 1-9 , 1-20 , 10-99 , 100-999 , customize the range of numbers - from FreeMathTest

- Worksheets to print are also available supporting instruction of this topic
- Compare Numbers - choose the orange button for numbers to 10,000
- Compare Numbers - explanation and examples from Study Zone
Comparing Fractions Games - two games; Dolphin Racing, and Ordering Game

- Compare Numbers Practice Quiz - follow up quiz to the lesson above
- Comparing Fractions Quiz - three levels are available
- Comparing Fractions Worksheets - four worksheets available
- Comparing Numbers Quiz - three levels available
- Comparing Numbers Worksheet - three sheets to print
- Decimal Order - put the sequence of decimal numbers into ascending order
- Fraction Sorter - interactive site posted by Shodor
- Genius Boxing - box some of history's great math minds such as Einstein, Copernicus, Galileo, Bill Gates and more for universal math supremacy
- MathDrill lets your students practice <, >, or =
- Practice comparison at FreeMathTest - numbers from 0 to 10 , numbers from 10 to 50 , numbers from 50 to 100 .
- Place Numbers in Order - choose level and then ascending or descending order
- Put Numbers in Order Game - three levels are available sort 4, 6 or 8 numbers

- Addition and Subtraction Word Problems
- Checking Subtraction - explore the inverse relationship of addition and subtraction
- Circus Fun - add up to three digits with regrouping
- Decimal Darts - [ game for one or two players ] an invisible number line is superimposed on a dart board, students calculate the location of a balloon and then throw a dart
- Decimal Squares Blackjack - cards containing decimals are displayed, students decide whether to ask for more cards until they get as close to 2.0 without going over
- Fun on the Farm - Multiply the numbers and add the totals to see how much the farmer should charge for his products.
- Grand Slam Math - Level I - 15 addition and subtraction single and multi step word problems that start out easy and get a little harder as you go
- Grand Slam Math - Level II - 15 multiplication and division single and multi step word problems that start out easy and get a little harder as you go
- It's A Fact - practice basic subtraction facts
- Lemonade Larry - How much money is needed to purchase cups of lemonade?
- Let's Do Lunch - use a menu to order lunches that meet various criteria
- Let's Go Shopping - estimate by rounding to the nearest dollar as they shop
- Math Hoops - All word problems use whole numbers but the problems range from single step addition to multi step equations. There are also problems that require students to interpret remainders. Students who answer 5 questions correctly get a chance to play some basketball.
- Math Playground - Hundreds of self-checking word problems for students in grades 1 to 6. There are currently 675 word problems available. They will be adding more content throughout the school year
- Math Stories Activity - select Combining, Separating, Comparing, or Equal Groups and then work through activities by writing math sentences
- Math Story Problems! - Kid created math story problems ("Kitten" pages are the easiest.) There are lots of links to pages of problems... scroll way down to see them all
- My Backpack - add columns and find missing addends using data generated from a chart
- Railroad Repair - students must repair gaps in the railroad tracks by adding decimal lengths of track - each section gets harder
- Rope Tug - [ game for one or two players ] three levels available, opponents are pulled toward the pit if you have a larger decimal, the amount of pull is related to the difference between the two decimals
- Rounding - to the nearest ten or dollar, a quiz from Saxon math
- Shopping at Troy's Toys - percent shopping
- Show Me The Money - add using columns.
- Speed Grid: Addition - ( level 3 ) Students answer the question set by clicking on two numbers that complete the sentence. You set the number of questions (2 to 99) and the time limit (1 to 10)
- Speed Grid: Subtraction - ( level 3 ) Students answer the question set by clicking on two numbers that complete the sentence. You set the number of questions (2 to 99) and the time limit (1 to 10)
- Spy Guys Interactive - Decimals - Lesson 1
- Spy Guys Interactive - Solving Problems with Decimals - Lesson 5
- Thinking Blocks - (an engaging, interactive math tool to help students learn how to solve multi step word problems; addition & subtraction, multiplication & division, and ratio & proportion) Thinking Blocks encourages students to look beyond the surface to discover the concepts and relationships that are at the core of every math problem.
- Word Problems for Grades 1 - 5 - This KidZone math page has four fourth grade problems. Each time you open a new page the site generates new values for the problem.
- Word Problems with Katie and Arlo - Level I - 10 addition and subtraction single and multi step word problems that start out easy and get a little harder as you go
- Word Problems with Katie and Arlo - Level II - 10 multiplication and division single and multi step word problems that start out easy and get a little harder as you go

- Cross Numbers - [numbers up to six
ornine digits] numbers are spelled out as crossword clues, fill in the digits [ advanced - up to twelve digits]- Read and Recognize Numbers - Select format (spelling numeral or writing the digits) and select top value to give students practice in writing and reading numbers
- Really Big Numbers - Enter a number then click the Click here button to see how to write it. Use numbers appropriate to this spi.
- What's Your Name? - know the value of numbers when written in standard form or expanded notation

- My Place - Students learn that the value of a digit is determined by the placement of that digit.
- Place Value - this video lesson explains place value in whole numbers and decimal numbers, and then gives your students the chance to show understanding on a quiz.
- Place Value - rounding numbers and place value activities (choose from easy to super hard)
- Practice place value at FreeMathTest - numbers 10 to 99 , numbers 100 to 999 , numbers 1000 to 9999
- Place Value and Decimal - Quick Time movie explaining place values.
- Place Value - Lesson One- Quick Time movie explaining place values
- Place Value - Lesson Two- Quick Time movie explaining place values
- Place Value - Lesson Three- Quick Time movie explaining place values
- Place Value - Lesson Four- Quick Time movie explaining place values
- Place Value Party - Choose any ages to start, then trade candles until both cakes have the same number.
- Place Value Strategy - [game for one or two players] a spinner is used to select a number, players then decide where to place the number in order to make the greatest possible decimal value
- There Must Be Thousands - read, write and identify numerals to the hundred thousands

- Ambleweb Divider Machine - three levels are available
- Decimal Darts - [ game for one or two players ] an invisible number line is superimposed on a dart board, students calculate the location of a balloon and then throw a dart
- Decimal Number Line - Identify and estimate decimal fractions on a number line. Move the pointer along the line, find a number between two others by looking at the next decimal place. Click on "Use the decimal number lines tool" at the bottom of the page.
- Decimal Speedway - [ game for one or two players ] the number line is in the form of a race track, students must multiply decimals and then locate the correct point on the track (number line)
- Decifractator - convert fractions to decimal equivalents
- Flowering Fractions - understand common fractions by using model representations
- Fraction Quiz using shaded portions of objects
- Old Egyptian Math Cats Fractions - Add fractions like a true Old Egyptian Math Cat!
- On Target - recall division facts
- Using Number Patterns, Fractions, and Ratios - use a Quia quiz to practice greatest common factor, simplify fractions, least common multiple, and divisibility rules [
Who Wants to be a Millionaireformat ]- Who Wants Pizza? - work through ten interactive pages on pictorial representations of fractions
- Worksheet Generator - Print your own number line worksheets, you decide on the starting and ending numbers and the increment.

- All in the Family - multiply and divide fact families that have the number 7
- Ambleweb Times Table Tester - practice multiplication facts on one of three levels; Easier, Harder, or Megahard .
- Animal Legs - use repeated addition as a strategy to solve multiplication story problems
- Are You a Math Magician? - Two levels of practice with several operations are available; addition, subtraction, multiplication or division. Mixed practice is also available; addition and subtraction, multiplication and division, or a mix of all four. Select the level appropriate for this spi. Multiplication game also available
- Arithmetic Four - [ A game like Connect Four ] A pair of students must answer arithmetic questions (addition, subtraction, multiplication , division) to earn a piece to place on the board. Parameters: time limit, difficulty level, types of questions
- Checking Division - learn that multiplication is the inverse operation of division
- Check It Out - uses manipulatives to divide by 6
- Count the Goodies - This multiplication activity from Harcourt School's Mighty Math Calculating Crew asks you to multiply using regrouping . Three problems at a time are presented.
- Draggable Multiplication - Keep your numbers in the correct column with this game!

- Other Draggable Operations - addition, subtraction and division also available
- Explore the Multiplication Table with Math Cats - an interactive hundreds chart
- Fact Families - learn about multiplication and division fact families
- FlashCards - timed game, practice facts, type answers
- Groups Of Dogs - use arrays to understand the meaning of multiplication
- Mad Math Minutes - This is a great way to practice basic math skills in addition, subtraction, multiplication , and division. You pick the number of and types of problems that you want to practice. You may also choose the largest number used in a problem as well as the number of terms (numbers) used
- Making Arrays - using arrays to practice understanding of multiplication
- Math Fries - Students have to eat French Fries that have math problems on them that equal a certain number displayed on top of the screen.
- Math Mastery - select operation and practice your facts
- Mathematics Problem Solving Index - choose the operation and solve the problem.
- Multiples of 2, 3, 4, & 5 - a number displayed will be a multiple of one of the answers shown
- Multiplication Hidden Picture - Identify the answer to the problem to uncover a hidden picture underneath.
- Multiplication - 1-3 , 2-5 , 3-8 , 5-10 , customize for any number range - from FreeMathTest

- Worksheets to print are also available supporting instruction of this topic
- Multiplication Mystery - drag the product to the correct place on a 9 x 9 grid
- Multiflyer - A fun way to study multiplication facts. Earphones are suggested! They may ask you to join, but it is free online.
- Multiplication Flash Card Game - a timed 30-second game
- Nine Pattern - explore patterns while multiplying and dividing by 9
- Number Cop - select multiples of some number ( 2-9 ), click on Start then use the left and right arrows to move the police car to intercept only multiples of that number
- Rabbits - recall multiplication facts using a hundreds chart
- Save the Clown fish - Help the clown fish escape the shark by answering fifteen single digit multiplication problems before missing three.
- Space Racer (Asteroids) - to avoid asteroids you must solve multiplication problems; move left by solving the left-side problem or move right by solving the right-side problem
- Speed Grid: Multiplication - Students answer the question set by clicking on two numbers that complete the sentence. You set the number of questions (2 to 99) and the time limit (1 to 10)
- Spinning Wheels - learn multiplication facts
- Sum Sense (Multiplication) - Students practice single digit multiplication by dragging numbers to complete the sentence.
- Tackle Math Ball - learn your math facts a fun way - This is a game in which students choose football teams and rumble down the field by identifying math facts.
- Times Table Practice

- Multiplication Generator - pick the fact family you wish to review.
- Multiplication Number Sense - Understand multiplication by using this grid.
- Quick Flash - practice times table facts here
- Time Tables Emporium - Have fun practicing your multiplication tables. Simply look at the MENU bar to the left and click on a times table you wish to practice and try and keep up with the flashcards! Excellent for a quick competition for the whole class!
- Times Table Grid - locate the product of two single-digit numbers
- Times Table Grid II - students are given a sample product and asked where to locate it on a 10x10 grid
- Multiplication Tables - Practice individual sets of fact by numeral
- Tools for Times Tables - Site to help students learn their facts.
- Worksheet Generator - Constructs a set of simple arithmetic problems. You can choose the number of problems presented, as well as the types of questions asked.

- Comparison Estimator - Similar to Estimator but compares two sets of objects.
- Estimate - (use as a whole class activity) Select a range, display tick marks and estimate before revealing the answer.
- Estimation Valley Golf - Estimate answers to problems and putt your way into a championship!
- Estimator - Practice estimation skills by determining the number of objects, length, or area. (parameters: error tolerance)
- Guess the Number - developing skills in halving and estimation
- Let's Go Shopping - estimate by rounding to the nearest dollar as they shop
- More or Less Estimator - Similar to Estimator activity but states a quantity and asks the user to estimate whether the set of objects is more or less than the number given.
- Round About - estimate by rounding
- That's Right - estimate measurements in real-world problems using money
- Weigh the Wangdoodles - Your job is to find the weight of each Wangdoodle using the information provided by the scales. To be successful, you will have to make sure that the weight you assign to each Wangdoodle works on each scale. This activity is a fun but challenging introduction to multiple algebraic equations.

- Count the Money - You're given a target amount and the number of coins you already have. You must determine how many more coins of a certain type are needed to reach the target.
- Decimal Darts - [ game for one or two players ] an invisible number line is superimposed on a dart board, students calculate the location of a balloon and then throw a dart
- Decimal Squares Blackjack - cards containing decimals are displayed, students decide whether to ask for more cards until they get as close to 2.0 without going over
- Let's Do Lunch - use a menu to order lunches that meet various criteria
- Making Change at the Math Playground - calculate change back on a purchase then click and drag the change to the counter using the smallest number of bills or coins
- Making Change - count money and make change
- Money Program - three levels; easy (ends in multiples of five), medium, and advanced (giving change back)
- Rope Tug - [ game for one or two players ] three levels available, opponents are pulled toward the pit if you have a larger decimal, the amount of pull is related to the difference between the two decimals
- School Store - subtract using decimals as they make change [regrouping required]
- Show Me The Money - add using columns

- Fraction Flowers - online game
- Identify the Gems for Each Store and Ship the Order - determine which gems are equivalent to the ones wanted by each store and then ship the order (check to see if you were right)
- Maggies Farm - keep up with how many apples are sold and how much money was made
- Organize the Wrenches - wrenches of various sizes must be placed in order from smallest to largest
- Shade - Shade the figure to match the equivalent fraction
- Simple Fractions - An instructional site that reviews terms, factoring, reducing, addition and subtraction of fractions
- Tony's Fraction Pizza Shop - great interactive game on fractions.
- Visual Fractions - Review on identifying, renaming, comparing, addition and subtraction - online quizzes follow lessons

- Mixed Numbers - identify and define mixed number parts [somewhat elementary, but reinforces the concept clearly]
- Spy Guys Interactive - Improper Fractions & Mixed Numbers - Lesson 2
- Worksheet Generator - Reducing Fractions to Lowest Terms - You decide on the number of problems, the difficulty and whether or not to include improper fractions

- Count decimals using graphic shapes
- Death To Decimals - Click up at the top for detailed instructions for how to play. Match fractions with decimal form of the number.
- Defractionator - convert fractions to decimal equivalents
- Equivalent Fractions - find the fraction that is equivalent to the fraction given
- Equivalent Fractions and Decimals - [ concentration style game ] match fractions with their decimal equivalent
- Equivalent Fractions and Decimals - decide which answer will balance the scale
- What's Your Name? - know the value of numbers when written in standard form or expanded notation

- Cameron's Trip - multiply and divide to solve real-world problems
- Groups Of Dogs - use arrays to understand the meaning of multiplication
- Let's Go Shopping - estimate by rounding to the nearest dollar as they shop
- Maggies Farm - keep up with how many apples are sold and how much money was made
- Mathematics Problem Solving Index - practice at solving a variety of word problems
- Two-step Computation - multiply and add to find costs of food
- Word Problem Practice - Problems in addition, subtraction and more ( Warning: many pop-up ads on this site) ( grades 1-5 )
National Library of Virtual Manipulatives

Number & Operations (Grades 3 - 5)

## Review Help

Practice Tests Released Tests & Others

- FCAT Sample Test Book - [ 2008 ] sample questions and test taking tips
- FCAT Sample Answer Book - [ 2008 ] sample questions and test taking tips
- Fourth Grade Math - Read each question and choose the best answer. Then mark the circle next to the letter for the answer you have chosen. (from Texas)
- Texas end-of-year Math test 2004
TAAS Attack Daily Upkeeps

- Daily Upkeeps - Scroll down this page until you see " 4th Grade TAAS Attack Daily Upkeeps ." There are 15 practice activities to print (in .pdf format)
General Total Math Review

- Brain Teasers - critical thinking skills
- Math Olympics - Answer 20 multiple choice questions correctly to win the Math Olympics. Topics range from basic computation and general math knowledge to word problems with percentages, ratios, and fractions. Math Olympics provides excellent test prep practice for students in grades 4+.
- Money Review - Start on level two or three for counting money review
- Mrs. Renz's 4th grade math site - Many selections of concepts to review and practice.
- SOL Resources - posted by Virginia DOC
- Solve It! - Math Videos provide problem solving practice for students in grades 3 to 6. Each of the thirteen sets contain five multi step word problems with step by step video solutions. Concepts include basic operations, algebraic reasoning, money, fractions, percent, perimeter, area, proportional reasoning, and measurement.
- ThatQuiz is a math testing web site developed by Andrew Lyczak, a graduate student at the University of New Hampshire. The site offers free testing, grading and record keeping for teachers, with practice tests for students. This is a completely free, non-profit educational site.

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