Decomposing numbers

Jimmy has 51 pears and 18 peaches. He ate 22 pears. How many pears does he have left?

• 29

• 39

• 73

• 47

Tags

CCSS.3.OA.D.8

Frank made 18 pictures. He made some. Now, he has 52 pictures. How many pictures did he make?

• 34

• 44

• 70

• 60

Tags

CCSS.2.OA.A.1

Keri has 52 dollars left. She spent 38 on some shoes. How much money did she have before she went to the store?

• 24

• 14

• 80

• 90

Tags

CCSS.2.OA.A.1

Jerry plants 18 in the morning and the rest in the afternoon. He had 41 seeds. How many does he plant in the afternoon?

• 59

• 69

• 23

• 33

Tags

CCSS.2.OA.A.1

Ben has 55 books to put up. He puts up 28 books. Then, he puts up 19 books. How many books does he still need to put up?

• 102

• 8

• 18

• 26

Tags

CCSS.3.OA.D.8

Nancy saw 34 penguins and 19 peacocks in the zoo. Later, He saw 28 more penguins. How many penguins did he see?

• 62

• 52

• 81

• 71

Tags

CCSS.3.OA.D.8

Luke won 46 tokens in the morning. He won 17 later that day. He lost 28 of the tokens. How many does he have left?

• 91

• 35

• 25

• 11

Tags

CCSS.3.OA.D.8

How can you decompose one addend to add 24 + 37?

Fill in the missing numbers.

First add the tens, 24 + ​ ​ (a)   = ​ (b)  

Then add the ones, ​ (c)   + 7 = ​ (d)  

• 30
• 54
• 61