3rd Grade Math: Solve and Check with Models!

Lily has 12 apples. She buys 8 more apples. How many apples does she have now? Use a drawing to show your work.

• 15

• 20

• 25

• 10

Tags

CCSS.2.OA.A.1

Tom has 20 marbles. He gives 5 marbles to his friend. How many marbles does Tom have left? Check your answer by adding the marbles he gave away.

• 15

• 5

• 25

• 10

Tags

CCSS.2.OA.A.1

A box contains 15 chocolates. If 3 friends share the chocolates equally, how many chocolates does each friend get? Use a model to solve this problem.

• 5

• 4

• 3

• 6

Tags

CCSS.4.OA.A.3

Sarah has 25 stickers. She loses 7 stickers. How many stickers does she have now? Write an equation to check your work.

• 15

• 18

• 20

• 10

Tags

CCSS.2.OA.A.1

There are 4 packs of crayons, and each pack has 6 crayons. How many crayons are there in total? Use multiplication to find the answer and check your work by adding.

• 24

• 12

• 18

• 30

Tags

CCSS.3.OA.A.3

A farmer has 30 eggs. He sells 10 eggs at the market. How many eggs does he have left? Use a number line to help you solve this problem.

• 15

• 25

• 10

• 20

Tags

CCSS.2.OA.A.1

In a classroom, there are 18 boys and 15 girls. How many students are there in total? Use a model to represent the total number of students.

• 28

• 30

• 25

• 33

Tags

CCSS.2.OA.A.1

Emma read 5 books in January and 7 books in February. How many books did she read in total? Check your answer by subtracting the number of books read in January from the total.

• 12

• 10

• 8

• 15

Tags

CCSS.2.OA.A.1

A toy store has 50 toys. If 20 toys are sold, how many toys are left in the store? Use a drawing to show your work and check your answer.

• 35

• 30

• 40

• 25

Tags

CCSS.2.OA.A.1

There are 3 baskets with 8 oranges in each basket. How many oranges are there in total? Use multiplication to find the answer and verify by adding the oranges in each basket.

• 16

• 32

• 24

• 20

Tags

CCSS.3.OA.A.3