Module 17 - Three-Digit Subtraction Review

Sara is subtracting 816 – 481. How will Sara regroup when subtracting?

• regroup 1 ten as 10 ones

• regroup 1 hundred as 10 tens

• regroup neither tens nor ones

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CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Which subtraction equation does this quick picture represent?

• 146 – 125 = 121

• 146 – 125 = 21

• 146 – 125 = 1

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CCSS.5.NBT.B.7

Patrick has 317 paper clips. He gives 233 paper clips away. Which shows a way to find the number of paper clips Patrick has left?

• 317 - 233 = 184

• 317 - 233 = 84

• 317 - 233 = 124

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CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Subtract or add.

7 2 2

- 5 2 1

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CCSS.7.NS.A.1C

Mr. Montez has 400 pieces of colored paper. He has 255 pieces of yellow paper. The rest of the pieces are blue. Which of these shows a way to find the number of pieces of blue paper?

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CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Part A: Complete the subtraction to find how many stickers Marcus has now.

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CCSS.2.OA.A.1

Part B: How many stickers does Marcus have now?

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CCSS.1.NBT.C.4

CCSS.2.NBT.B.5