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# CCSS.Math.Content.2.NBT.B.6 - Add up to four two-digit numbers using strategies based on place value and properties of operations.

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

Title: CCSS.Math.Content.2.NBT.B.6 Add Up To Four Two-digit Numbers Using... Number and Operations in Base Ten - 2nd 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. I4C: Online Practice - Add four two-digit numbers - These online practice quizzes (interactives) support the following Common Core State Standard: CCSS.Math.Content.2.NBT.B.6. There are 100 quiz sets available on this topic. Answers are corrected after each question and a quiz results page is also shown which can be printed or emailed to a teacher, parent or mentor.
2. I4C: Online Practice - Add three two-digit numbers - These online practice quizzes (interactives) support the following Common Core State Standard: CCSS.Math.Content.2.NBT.B.6. There are 100 quiz sets available on this topic. Answers are corrected after each question and a quiz results page is also shown which can be printed or emailed to a teacher, parent or mentor.
3. I4C: Online Practice - Add two two-digit numbers - These online practice quizzes (interactives) support the following Common Core State Standard: CCSS.Math.Content.2.NBT.B.6. There are 100 quiz sets available on this topic. Answers are corrected after each question and a quiz results page is also shown which can be printed or emailed to a teacher, parent or mentor.
4. I4C: Printable Worksheets - Add four two-digit numbers - These worksheets support the following Common Core State Standard: CCSS.Math.Content.2.NBT.B.6. There are 100 worksheets available on this topic. A master answer key is available.
5. I4C: Printable Worksheets - Add three two-digit numbers - These worksheets support the following Common Core State Standard: CCSS.Math.Content.2.NBT.B.6. There are 100 worksheets available on this topic. A master answer key is available.
6. I4C: Printable Worksheets - Add two two-digit numbers - These worksheets support the following Common Core State Standard: CCSS.Math.Content.2.NBT.B.6. There are 100 worksheets available on this topic. A master answer key is available.
7. Adding four two digit numbers - Use this worksheet generator to set your parameters and create a printable worksheet.
9. Addition & Subtraction - Online math game, adding/subtracting 3 numbers. Click on the UFO, calculate, then find the answer on the left.
10. Find the Sums - Find the sums of three two digit numbers.
11. Math Worksheet Generator - Select your parameters, then create the worksheet.
12. SuperKids Math Worksheet Creator? - Specify the number of addends, and the number of digits in each addend, then create worksheet with answer key. Internet4classrooms is a collaborative effort by Susan Brooks and Bill Byles. 