Breaking Apart Addends: Tens and Ones in Addition

How do you break apart the number 27 into tens and ones?

• 10 + 17

• 2 + 7

• 27 + 0

• 20 + 7

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

What is the sum of the tens when adding 27 and 15?

• 50

• 30

• 20

• 40

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

How can you write the number 29 as the sum of its tens and ones?

• 10 + 19

• 29 + 0

• 20 + 9

• 2 + 9

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

What is the sum of the ones when adding 59 and 14?

• 13

• 12

• 11

• 10

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

What is the total sum when adding 59 and 14 by breaking them into tens and ones?

• 60

• 70

• 73

• 75

Tags

CCSS.2.NBT.B.6

How do you break apart the number 34 into tens and ones?

• 34 + 0

• 10 + 24

• 30 + 4

• 3 + 4

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

What is the sum of the tens when adding 34 and 47?

• 30

• 40

• 70

• 80

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

How many tomato plants did Mr. Kim and Mr. Lee plant together?

• 38

• 34

• 21

• 17

Tags

CCSS.2.OA.A.1

How many chocolate cookies did Mrs. Kim bake if she baked 78 cookies in total and 46 were lemon?

• 36

• 34

• 32

• 30

Tags

CCSS.2.OA.A.1

How many beads did Sarah use in total if she used 35 pink beads and 19 green beads?

• 54

• 56

• 52

• 50

Tags

CCSS.2.OA.A.1