Estimating and Solving Multi-Step Math Challenges

Lily has 24 apples. She gives 8 apples to her friend and then buys 15 more. How many apples does she have now?

• 16

• 24

• 20

• 31

Tags

CCSS.3.OA.D.8

A baker made 50 cookies. He sold 18 cookies in the morning and baked 12 more in the afternoon. How many cookies does he have at the end of the day?

• 50

• 36

• 44

• 30

Tags

CCSS.2.OA.A.1

Tom has 36 marbles. He loses 9 marbles and then finds 15 more. How many marbles does he have now?

• 27

• 30

• 36

• 42

Tags

CCSS.3.OA.D.8

Sarah read 45 pages of her book on Monday and 27 pages on Tuesday. If she wants to read 100 pages in total, how many more pages does she need to read?

• 15

• 50

• 35

• 28

Tags

CCSS.2.OA.A.1

A toy store had 150 toys. They sold 45 toys and then received a shipment of 60 new toys. How many toys are in the store now?

• 150

• 105

• 165

• 120

Tags

CCSS.2.NBT.B.6

In a garden, there are 30 flowers. If 10 flowers bloom and 5 wilt, how many flowers are still blooming?

• 25

• 5

• 15

• 10

Tags

CCSS.2.OA.A.1

A school has 120 students. If 30 students go on a field trip and 15 new students enroll, how many students are there now?

• 120

• 90

• 135

• 105

Tags

CCSS.3.OA.D.8

A farmer has 80 chickens. If he sells 25 chickens and buys 10 more, how many chickens does he have now?

• 65

• 70

• 80

• 55

Tags

CCSS.2.NBT.B.6

Emma has 50 stickers. She gives 20 stickers to her friend and then receives 15 stickers as a gift. How many stickers does she have left?

• 45

• 40

• 30

• 25

Tags

CCSS.2.NBT.B.7

A library has 200 books. If 50 books are checked out and 30 new books are added, how many books are in the library now?

• 180

• 200

• 220

• 150

Tags

CCSS.3.OA.D.8