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.

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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.

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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.

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

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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.

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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.

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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.

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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.

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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.

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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.

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