CCSS.MATH.CONTENT.2.NBT.B.9 : Second Grade Math Worksheets

About 2.NBT.B.9

Explain why addition and subtraction strategies work, using place value and the properties of operations.

Here is a collection of our common core aligned worksheets for core standard 2.NBT.B.9.

A brief description of the worksheets is on each of the worksheet widgets. Click on the images to view, download, or print them. All worksheets are free for individual and non-commercial use.

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2.NBT.B      2.NBT.B.9

Worksheet: Second Grade

Addition Equations - Up to 3 Digits


Balance each addition equation by filling in the missing number.

Core Standard: 2.NBT.B.9


Worksheet: Second Grade

Addition Equations - Up to 3 Digits


Write the missing number that makes each addition equation true.

Core Standard: 2.NBT.B.9



Fill in the missing numbers to complete the addition sentences.

Core Standard: 2.NBT.B.9


Worksheet: Second Grade

Complete the Addition Sentences


Use the Inverse relationship between addition and subtraction to complete each addition sentence.

Core Standard: 2.NBT.B.9


Worksheet: Second Grade

Complete the Addition Sentences


Fill in the missing number in each addition sentence.

Core Standard: 2.NBT.B.9



Find the missing number to complete each addition sentence.

Core Standard: 2.NBT.B.9



Write the number that make makes each addition/subtraction equation true.

Core Standard: 2.NBT.B.9



Complete each addition/subtraction sentence. Then solve each one of them.

Core Standard: 2.NBT.B.9



Read to understand the word problems. Write the addition or subtraction sentence, then solve the problem.

Core Standard: 2.NBT.B.9



Fill in the missing numbers to complete each addition or subtraction sentence true.

Core Standard: 2.NBT.B.9



Write the missing numbers to complete each addition or subtraction sentence true.

Core Standard: 2.NBT.B.9



Again, we encourage you to see more printable worksheets in common core standard 2.NBT.B .