3 digit subtraction with regrouping in ones

Write on your whiteboards and solve. 85 - 36 =

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Write on your whiteboards and solve. 642 + 159 =

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Write on your whiteboards and solve. 359 + 276 =

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Which shows regrouping?

• 67-7=60

• 62 = 5 tens and 12 ones

• 32+5=37

  5+32=37

  37-5=32

  37-32=5

• 43 = 4 tens + 3 ones

Tags

CCSS.2.NBT.B.7

32

-10

• 42

• 40

• 32

• 22

Tags

CCSS.1.NBT.C.5

In 2 and 3 digit subtraction, what place do you start with?

• hundreds

• tens

• ones

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Which word means to take apart a number and write it in a new way?

• regroup

• adding

• subtracting

• difference

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

Which shows regrouping?

• 7+7=14

• 53=4 tens + 13 ones

• 6+4=10, 4+6=10, 10-6=4, 10-4=6

• 8-4=4

Tags

CCSS.1.OA.A.1

There are 16 maple trees on Tom's street. There are 24 maple trees on Eric's street. How many fewer maple trees does Tom's street have?

• 6

• 7

• 8

• 9

Tags

CCSS.2.OA.A.1

36 - 23 How would I break apart 23 to subtract?

• 10 + 13

• 20 +3

• 17 + 6

Tags

CCSS.2.NBT.B.5