Module 5

ADDITION AND SUBTRACTION WITHIN 1,000 WITH WORD PROBLEMS TO 100

Standards

2.NBT.B.7: Add and subtract within 1000, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method. Understand that in adding or subtracting three-digit numbers, one adds or subtracts hundreds and hundreds, tens and tens, ones and ones; and sometimes it is necessary to compose or decompose tens or hundreds.

2.NBT.B.7.1: Use estimation strategies to make reasonable estimates in problem solving. CA

2.NBT.B.8: Mentally add 10 or 100 to a given number 100–900, and mentally subtract 10 or 100 from a given number 100–900.

2.NBT.B.9: Explain why addition and subtraction strategies work, using place value and the properties of operations.

The following resources are meant to be used in conjunction with our core curriculum. They are NOT meant to replace it. These materials are to give students additional practice on the mathematical concepts covered in this Module. These are only suggestions to enhance the curriculum.

Anchor Charts

Strategies

2NBT7.pdf
2NBT8.pdf
2NBT9.pdf

Videos

Standards Based Tasks

Additional Standards practice

RECOMMENDED Materials

If there are any broken links or items that belong in another module, please email rodriguez-h@kcusd.com.