Learning and Useful Addition & Subtraction Worksheets With Answer Keys

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Answer Keys for Addition & Subtraction Worksheets for Grade 3

Introducing our comprehensive collection of Addition & Subtraction worksheets with answers, tailored specifically for Grade 3 students. Designed to enhance mathematical proficiency, these worksheets provide an engaging platform for honing addition and subtraction skills. Packed with a diverse range of exercises, students will master fundamental concepts while reinforcing their problem-solving abilities. With our thoughtfully curated answer key, both teachers and parents can easily assess progress and offer constructive feedback. From basic calculations to challenging word problems, our Grade 3 Addition & Subtraction worksheets empower young learners to tackle mathematics with confidence and proficiency.

Check out this FREE Grade 3 Trial Lesson on Addition & Subtraction!

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Presidential Maze: Addition and Subtraction Worksheet
Presidential Maze: Addition and Subtraction Worksheet

Presidential Maze: Addition and Subtraction Worksheet

Help the President get elected by counting the votes on this fun addition and subtraction worksheet from Kids Academy! Guide learners to go through each problem, drawing a line through any that are completed correctly and leaving incorrect answers alone. Get voting and have a blast!
Presidential Maze: Addition and Subtraction Worksheet
Worksheet
Solving Problems: Number Lines Worksheet
Solving Problems: Number Lines Worksheet

Solving Problems: Number Lines Worksheet

Number lines are fun and help build number sense and reasoning. This worksheet uses them to help students count on to find a solution to an equation. They'll have fun counting with familiar numbers and 10-bases, while also working on algebraic reasoning.
Solving Problems: Number Lines Worksheet
Worksheet
Subtracting with Regrouping: Magnetism Worksheet
Subtracting with Regrouping: Magnetism Worksheet

Subtracting with Regrouping: Magnetism Worksheet

Download Kids Academy's worksheet for a fun way to review science and math! Look at the magnet and remember opposites attract. Find another with opposite poles, then solve the problem on the left and check the solution against the magnet. Check the box next to the correct answer to complete this page.
Subtracting with Regrouping: Magnetism Worksheet
Worksheet
Base ten block worksheets for 3rd grade
Base ten block worksheets for 3rd grade

Base Ten Blocks Worksheet: Part 1

They promote numeracy and are a great substitute when kids don't have access to physical blocks.
Base Ten Blocks Worksheet: Part 1
Worksheet
Circus Math Printable Worksheet
Circus Math Printable Worksheet

Circus Math Printable

Let's take the kids to the circus and combine literacy and numeracy skills! Our circus math printable worksheet will encourage creativity and higher-order thinking by connecting addition to real-life examples. Kids will learn to love math while they explore the fun, real-life applications of math. Ignite their passion today!
Circus Math Printable
Worksheet
Police Subtraction Worksheet
Police Subtraction Worksheet

Police Subtraction Worksheet

Police protect citizens and do more in the community. Kids can learn numbers with this math worksheet: two subtraction problems in the downloadable PDF. Read the problems with your kids, then check the box next to the number sentences that are correct.
Police Subtraction Worksheet
Worksheet
Seedling Measure Line Plot Worksheet
Seedling Measure Line Plot Worksheet

Seedling Measure Line Plot Worksheet

Help your kids adjust to learning line plots with this fun tracing sheet. Measure each seedling in the picture, then trace an x on the line plot for each one. Assist them in completing this easy exercise!
Seedling Measure Line Plot Worksheet
Worksheet
Free 3 digits with regrouping worksheet
Free 3 digits with regrouping worksheet

Three Digits Addition with Regrouping Worksheet

Kids can combine festive fun with subtraction practice by completing this free 3 digits with regrouping worksheet! Solve problems and find the correct answer among gingerbread cookies for a fun holiday twist on subtraction. Enjoy this festive activity with your child!
Three Digits Addition with Regrouping Worksheet
Worksheet
Holiday Lights Subtraction Worksheet
Holiday Lights Subtraction Worksheet

Holiday Lights Subtraction Worksheet

Before tackling the math problem, get your kids ready by asking them to share their favorite holiday and why. Then, look at the picture on the worksheet with them. Help them examine the numbers and problems, and select the number sentence that shows what's happening with each string of light. 80 words.
Holiday Lights Subtraction Worksheet
Worksheet
Assessment 3 Math Worksheet
Assessment 3 Math Worksheet

Assessment 3 Math Worksheet

Ariel needs to buy yarn. Do your kids know what yarn is? If they've seen you knit, they will. Help them solve the two word problems to figure out how many coins Ariel needs to buy it.
Assessment 3 Math Worksheet
Worksheet
Tricky Problems Worksheet: Part 1
Tricky Problems Worksheet: Part 1

Tricky Problems Worksheet: Part 1

Visualizing word problems can help students solve them. This fun PDF worksheet encourages students to create mental images using math facts, then check boxes to match the equations for basic addition problems. It's a great way to build confidence in solving math.
Tricky Problems Worksheet: Part 1
Worksheet
Assessment 2 Math Worksheet
Assessment 2 Math Worksheet

Assessment 2 Math Worksheet

Using fun exercises and pictures, you can get kids excited about math. With practice and reminders of what they've learnt, they'll be solving simple addition and subtraction equations with ease. Read the word problems in the picture to them, then help them check the equation and choose the correct answer.
Assessment 2 Math Worksheet
Worksheet
Butterfly Addition Worksheet
Butterfly Addition Worksheet

Butterfly Addition Worksheet

This tracing sheet is great for kids to work on math skills and have fun too. Read the word problems to them, then help them trace the dotted lines to match the problem and number sentence to a picture. Not only is it educational, it's beautiful too - your kids will love learning about butterflies!
Butterfly Addition Worksheet
Worksheet
Desert Addition Worksheet
Desert Addition Worksheet

Desert Addition Worksheet

In the desert, scorching heat and little water mean animals must adapt to survive. Show kids pictures of these animals and teach their names. Then, read the word problems in the worksheet, and have them check the box next to the pictures that portray each story. 80 words
Desert Addition Worksheet
Worksheet
Subtracting Socks Worksheet
Subtracting Socks Worksheet

Subtracting Socks Worksheet

Before beginning this exercise with your children, warm them up with a counting game. If math is not their favorite subject, use this worksheet. Help them read the two word problems, then use their fingers to count and subtract. Ask them to select the correct answer and check the box.
Subtracting Socks Worksheet
Worksheet
Recycling Picture Graph Worksheet
Recycling Picture Graph Worksheet

Recycling Picture Graph Worksheet

This worksheet can help kindergartners learn numbers and why recycling is important. After using items and materials, they can turn them into new materials instead of throwing them away. Guide your students to follow the instructions and answer the questions at the end. Help them understand how recycling benefits our environment.
Recycling Picture Graph Worksheet
Worksheet
Planets Bar Graph Worksheet
Planets Bar Graph Worksheet

Planets Bar Graph Worksheet

With this fun, educational worksheet, kids can learn about bar graphs and the solar system simultaneously. Introduce them to the concept by reading out the number of miles for each planet, then help them trace the dashed lines in each bar to complete the graph.
Planets Bar Graph Worksheet
Worksheet
Sightseeing 2-Step Word Problems Worksheet
Sightseeing 2-Step Word Problems Worksheet

Sightseeing 2-Step Word Problems Worksheet

Help your kids tackle word problems with this PDF! Read aloud two simple problems, have them create equations and solve, then check the box under the right answer. With practice, confusion will be a thing of the past.
Sightseeing 2-Step Word Problems Worksheet
Worksheet
Making Bracelets to Sell Worksheet
Making Bracelets to Sell Worksheet

Making Bracelets to Sell Worksheet

Got kids who love crafting? This worksheet will be right up their alley! Let them use their creative and problem-solving skills to check equations and decide the correct total. It's just like making beads into a bracelet but on paper! Print out this downloadable PDF and get ready for a fun craft session.
Making Bracelets to Sell Worksheet
Worksheet
The Three Branches of Government Worksheet
The Three Branches of Government Worksheet

The Three Branches of Government Worksheet

Students learn best when they can relate ideas, like the three branches of government working together and addition and subtraction working together. This worksheet pairs math and social studies to help learners make an analogy. Help your child discover the relationship between addition and subtraction by completing the number sentences under each national landmark. This will help them solve tricky problems!
The Three Branches of Government Worksheet
Worksheet
Addition with regrouping worksheet
Addition with regrouping worksheet

Addition with Regrouping Worksheet

Try this fun holiday-themed addition with regrouping worksheet! Kids can practice adding while regrouping using bright, colorful holiday images. It's a great way to make math exciting, and keep their interest piqued!
Addition with Regrouping Worksheet
Worksheet
Voting Worksheet
Voting Worksheet

Voting Worksheet

This worksheet combines Social Studies and Math, teaching kids the democratic concept of voting. Guide learners to observe the problem, and decide if it needs a plus or minus. They "vote" for the correct answer by drawing a line from the problem to the correct operation symbol. Tally up the votes to check the answers!
Voting Worksheet
Worksheet
Counting Spider Eyes Worksheet
Counting Spider Eyes Worksheet

Counting Spider Eyes Worksheet

Did you know different spiders have different eye numbers? Kids will love learning this fact and solving the spider word problems on this free worksheet! Word problems promote a deeper understanding of the concept, plus they get to add up the spiders’ eyes while solving addition problems with more than one addend. Fun and math all in one!
Counting Spider Eyes Worksheet
Worksheet
Counting Seedlings Worksheet
Counting Seedlings Worksheet

Counting Seedlings Worksheet

Understanding math word problems is key. Multiple steps can prove challenging - this free worksheet provides one-to-one picture representation to help kids solve multi-step addition word problems. Strengthen addition skills by choosing the matching picture to the answer.
Counting Seedlings Worksheet
Worksheet