35 Math Problems for 3rd Graders

In third grade, students dive into exciting math concepts that form the basis for future math success. Your child can practice those concepts with this list of 35 third grade math problems!

Author

Katie Wickliff

Published:

Oct 2024

Key takeaways

Third grade is a huge year for mathematical learning. In addition to reviewing and reinforcing skills learned in previous years, 3rd grade math practice focuses primarily on multiplication, division, fractions, and measurements.

This list of 3rd grade math problems is divided into sections for focused practice. When your child completes these problems, look for other opportunities to strengthen math skills. DreamBox Math offers personalized learning and that fun gameplay will help your 3rd grader develop their skills and confidence.

Let’s dive in!

35 math problems for 3rd graders (with answers!)

Addition and Subtraction

There are 12 baby rabbits at the barn. 16 more rabbits are born. How many rabbits are at the barn now?
At the school bake sale, brownies cost $2 apiece and cookies cost $4 apiece. A chocolate layer cake costs $9. Joey has $13. How much more money does Joey need to buy a brownie, a cookie, and a chocolate layer cake?
There are 422 Bears fans and 310 Packers fans at the football game. How many more Bears fans than Packers fans are at the game?
Using the number line below, solve 7 +____= 22.

Using the image below, how can you represent the number line with an equation?

Billie has 124 beads for bracelets. She gives 62 beads to Avery and 6 beads to Simon. Which expression shows how to find the total number of beads that are left? Circle the correct answer.

- - 124+62+6
  - 124-62-6
  - 124-62+6
  - 62+6

Nasreen practices the flute three days a week. On Monday, she practices the flute for 60 minutes. On Tuesday, she practices the flute for 27 minutes. On Thursday, she practices for 20 minutes. Which expression shows how to find the total number of minutes Nasreen practices? Circle the correct answer.

- - 60+27-20
  - 27+20
  - 60+27
  - 60+27+20

An animal shelter has 15 kittens and 21 puppies available for adoption. At an adoption fair, 12 puppies and 4 kittens get adopted. How many kittens are left at the shelter?
Ashley and her dad are building a playhouse in the backyard. According to the plan, they will need 156 wood boards for the walls. If Ashley already has 75 wood boards and her neighbor gives them 30 more wood boards, how many more wood boards do Ashley and her dad need.
Paul and his sister have $25 to spend on ingredients to make cookies. Flour costs $11, chocolate chips cost $6, and butter costs $4. Do Paul and his sister have enough money to buy all the ingredients?

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Multiplication

Yusef is making tacos for a party. If Yusef has 4 friends coming over and he made 3 tacos for each friend, how many tacos did he make?
The children at Bromwood Elementary are taking a field trip. If each school bus has 8 rows of seats and each row can fit 4 children, how many children can each bus take?
Using the picture below, write a multiplication equation to find the number of shapes.

Write and solve an equation that describes how many bananas there are in total.

Anne and Andy are having a hot dog eating contest. Andy eats 6 hotdogs. Anne eats 3 times the number of hot dogs Andy eats! How many hot dogs does Anne eat?
Using the number line to show hops, complete the multiplication sentence 4 x 3 = __?

7. Solve the equation:

Write a multiplication sentence to find the number of vases: _____x_____=______

Write a multiplication sentence to find the number of shapes: ____x____=_____

10. Francis and Jane are playing a card game. Francis has 7 cards. Jane has 3 times as many cards as Francis. How many cards does Jane have?

Division

George has a box of 12 popsicles. If he shared the popsicles equally between himself and his 3 little sisters, how many popsicles does each person get?
Tasha has 80 markers that she will put into boxes. Each box can hold 8 markers. How many boxes does she need?
A farmer wants to divide 56 peaches into crates. Each crate can hold 8 peaches. How many crates will the farmer need?
Using the number line to show hops, complete the division sentence 18 ÷ 9 = __

Craig’s mom brought 12 cookies to the soccer game. She shared them equally among Craig and 3 teammates. Which expression will solve the problem correctly?

- - 12 ÷ 3
  - 12+ 3
  - 12÷4
  - 12-3

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Fractions

Using the number line, answer the following questions:
- What fraction does A represent?
- What fraction does B represent?
- What fraction does C represent?

There are 15 balloons in a bunch. 10 balloons are purple and the rest are yellow. What is the fraction of yellow balloons in a bunch?
A cheese pizza has 8 slices. Marco ate 2 of the slices. His dad at the rest. What fraction of the pizza did Marco eat? What fraction of the pizza did his dad eat?
Plot ¼ on a number line.

Using the number line, solve the following problems:

- - What fraction does K represent?
  - What fraction does L represent?
  - Which fraction is larger?

Measurement

A school bus is 12 feet long and a car is 4 feet shorter than the bus. How long is the car?

John is 64 inches tall, Mabel is 59 inches tall, and Phoebe is 57 inches tall. How much taller is John than Phoebe?
Use the ruler provided to measure to the nearest ¼ inch:

Find the area of the square below:

Find the perimeter of the rectangle below:

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