Math Challenges: Key Info & Accuracy in 3rd Grade Problems

Lily has 15 apples. She gives 4 apples to her friend and then buys 6 more. How many apples does she have now?

• 10

• 12

• 20

• 17

Tom has 20 marbles. He loses 5 marbles and then finds 8 more. How many marbles does Tom have in total?

• 25

• 23

• 18

• 15

A farmer has 30 chickens. 10 chickens are sold, and then he buys 5 more. How many chickens does the farmer have now?

• 25

• 30

• 15

• 20

Sarah read 12 books last month. This month, she read 5 more books but gave away 3. How many books has she read in total this month?

• 8

• 2

• 5

• 10

In a classroom, there are 25 students. 7 students went to the library, and 3 new students joined. How many students are in the classroom now?

• 27

• 28

• 30

• 25

A baker made 40 cookies. He sold 15 cookies and then baked 10 more. How many cookies does he have left?

• 30

• 25

• 20

• 35

Jake has 50 stickers. He gives 10 stickers to his sister and then receives 5 more from a friend. How many stickers does Jake have now?

• 40

• 30

• 45

• 55

Emma has 18 crayons. She loses 4 crayons and then buys 10 new ones. How many crayons does she have now?

• 20

• 14

• 22

• 24

A toy store had 60 toys. They sold 25 toys and then received a shipment of 30 new toys. How many toys are in the store now?

• 65

• 70

• 45

• 55

Mia has 22 balloons. 5 balloons popped, and she bought 10 more. How many balloons does Mia have now?

• 32

• 15

• 20

• 27