Break Addends Apart 3 Digit Numbers

• 356 + 212 = 578

• 256 + 312 = 568

• 568 + 312 = 256

• 568 + 256 = 312

Tags

CCSS.2.NBT.B.7

• 42 + 187 = 589

• 42 + 178 = 509

• 402 + 187 = 589

• 420 + 178 = 587

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

• 795

• 975

• 875

• 895

Tags

CCSS.2.NBT.A.3

Which shows the correct way to break apart the addends to solve?

428 + 31 =

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Which shows the correct way to break apart 546 + 381?

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