@internet4classr I4C

# CCSS.Math.Content.4.NF.B.3 - Understand a fraction a/b with a > 1 as a sum of fractions 1/b.

### CCSS.Math.Content.4.NF.B.3.d - Solve word problems involving addition and subtraction of fractions referring to the same whole and having like denominators, e.g., by using visual fraction models and equations to represent the problem.

Authors: National Governors Association Center for Best Practices, Council of Chief State School Officers

Title: CCSS.Math.Content.4.NF.B.3 Understand A Fraction A/b With A > 1 As A Sum... Number and Operations--Fractions - 4th Grade Mathematics Common Core State Standards

Publisher: National Governors Association Center for Best Practices, Council of Chief State School Officers, Washington D.C.

(Page last edited 10/08/2017)

1. Add and subtract fractions - ?Online quiz; Add and subtract fractions with like denominators: word problems
2. Add fractions with like denominators - Adding Fractions With Like Denominators Video Tutorial - for beginners learning to add fractions
3. Add fractions with like denominators - Video; Add fractions with like denominators from two different wholes
4. Add fractions with like denominators in number sentences. - Video; Add fractions with like denominators in number sentences.
5. Add fractions with like denominators: using shapes and sets - Video; Add fractions with like denominators: using shapes and sets
6. Add Fractions, Subtract Fractions? - Good IWB activity. To see the answer, pass your cursor over the colored block.
7. Add fractions: like denominators: using a number line - Video; Add fractions: like denominators: using a number line
8. Adding and Subtracting Fractions - Four page step by step lesson including examples and problems
9. Adding and Subtracting Fractions and Mixed Numbers - Online explanation with large number of examples
10. Adding and Subtracting Fractions Game - Interactive board game for practicing the skill of adding and subtracting fractions
11. Adding Fractions, Different Denominators - This page includes an explanation, a practice area, and a quiz designed as a game.
12. Adding Fractions, Like Denominators - This page includes an explanation, a practice area, and a quiz designed as a game.
13. An interactive Game for learning how to Adding and Subtracting Fractions - Interactive game; use the keyboard to type in the number of the fraction
14. Compare fractions with the same numerator: using the greater than and less than symbols - Video ; Compare fractions with the same numerator: using the greater than and less than symbols
15. Compare fractions: using pictures - Video; Compare fractions: using pictures
16. Decompose fractions with addition - Video explaining this process in addition to practice.
17. Decomposing Fractions - Worksheet; examples of how to do this given on the sheet.
18. Fraction Worksheet with Mixed numbers. - Shade in the circle to match the number line. Then write in fraction and mixed or whole
19. Lesson; how to add and subtract mixed numbers - Mixed numbers addition and subtraction online lesson; more exercises at the bottom of the page.
20. Mixed Numbers Word Problems - Worksheet; Solve these problems; same denominator
21. Subtract fractions with like denominators - Video; Subtract fractions with like denominators
22. Subtract fractions with like denominators - Video; Subtract fractions with like denominators
23. Subtracting fractions word problems - Good for introductory lesson; IWB; word problems with answers given.
24. Word problems using fraction symbols - Workshet ; Use fraction symbols to write a sentence for each addition

Internet4classrooms is a collaborative effort by Susan Brooks and Bill Byles.