Two-Step Math Puzzles: Estimating Sums & Differences

Lily has 45 apples. She gives 12 apples to her friend and then buys 20 more. How many apples does she have now?

• 57

• 25

• 53

• 33

Tags

CCSS.3.OA.D.8

A baker made 120 cookies. He sold 45 cookies in the morning and then baked 30 more. How many cookies does he have now?

• 150

• 75

• 105

• 90

Tags

CCSS.3.OA.D.8

Tom has 75 marbles. He loses 18 marbles and then finds 25 more. How many marbles does he have now?

• 82

• 75

• 100

• 57

Tags

CCSS.3.OA.D.8

A farmer has 200 oranges. He sells 75 oranges and then picks 50 more from his trees. How many oranges does he have now?

• 125

• 200

• 175

• 150

Tags

CCSS.2.NBT.B.6

Sarah read 60 pages of her book. She read 15 pages on Monday and then read 25 pages on Tuesday. How many pages does she have left to read?

• 30 pages

• 15 pages

• 20 pages

• 25 pages

Tags

CCSS.3.OA.D.8

In a class, there are 32 students. If 12 students are absent and 5 new students join, how many students are in the class now?

• 25

• 27

• 20

• 30

Tags

CCSS.3.OA.D.8

A toy store had 150 toys. They sold 40 toys and then received a shipment of 60 new toys. How many toys do they have now?

• 170

• 110

• 200

• 130

Tags

CCSS.3.OA.D.8

A library has 500 books. If 150 books are checked out and 75 new books are added, how many books are in the library now?

• 350

• 425

• 450

• 500

Tags

CCSS.3.OA.D.8

A gardener planted 120 flowers. If 30 flowers died and he planted 50 more, how many flowers does he have now?

• 140

• 130

• 100

• 90

Tags

CCSS.3.OA.D.8

A school has 250 pencils. If 100 pencils are given to students and 50 new pencils are bought, how many pencils are there in total?

• 300

• 150

• 200

• 250

Tags

CCSS.2.NBT.B.7