This page has a variety of 3-digit addition activities. Includes math riddles, Scoot card games, word problem worksheets, and task cards.

Many of the activities on this page align with 2nd, 3rd, and 4th grade common core standards. To view standards, simply click on the CC logo below any worksheet's description.

Solve this set of addition problems with 3-digit addends. Includes two word problems.

2nd through 4th Grades

Find the sum for each problem. All addition requires carrying or regrouping. Use the answers to solve the riddle: What's more amazing than a talking dog?

2nd through 4th Grades

In this game, students in your class will travel to each desk and answer addition problems. All problems have at least one 3-digit addend.

2nd through 4th Grades

This file has 30 addition task cards. Each one has a problem with 3-digit addends. There's also a student answer worksheet. Makes a great learning center.

2nd and 3rd Grades

Solve the addition problems and color the giraffe.

2nd through 4th Grades

Add numbers inside similar shapes. For example: *Add the numbers inside the hexagons.*

2nd and 3rd Grades

These math problems have mistakes in the solutions. Write the correct solution, and explain why the problems shown are not correct.

2nd and 3rd Grades

First, solve the 3-digit addition problems. Then cut out the cards. Sort the sums into two groups: even and odd. Glue the cards on a t-chart.

2nd and 3rd Grades

Kids practice adding three-digit numbers; Requires Carrying / Regrouping.2,

2nd through 4th Grades

Add to find the answers to these 3-digit plus 3-digit problems. The picture and word problems feature a pony.

2nd through 4th Grades

Solve the addition problems and color the answers on the bingo boards.

2nd through 4th Grades

When students add 3-digits plus 3-digits on grid paper, their columns are sure to be lined up correctly

2nd through 4th Grades

Decode the secret numbers using the cypher key at the top of the page. Then add them together.

2nd through 4th Grades

Add six pairs of numbers. Choose numbers from the circles at the top of the page.

2nd through 4th Grades

Addition problems with 3-digit addends; Requires regrouping; Crab pictures.

2nd through 4th Grades

A monster-themed worksheet with three-digit addition problems. Requires understanding of carrying/regrouping.

2nd through 4th Grades

This worksheet will help students use place value blocks (base 10 blocks) to practice addition skills.

1st through 3rd Grades

Figure out where to place the digits for each addition problem.

2nd through 5th Grades

Find the sums of the numbers on the dancing piggy pictures. (3-digit addends)

2nd through 4th Grades

Solve these 3-digit addition word problems and show your work in the space provided.

2nd through 4th Grades

To solve these word problems, students will need to find the sums of the three-digit addends.

2nd through 4th Grades

Solve the 3-digit plus 2-digit addition problems. Then attach the puzzle pieces in the correct positions. Scene shows a kid building a snowman.

2nd through 4th Grades

Rewrite each addition problem vertically and solve. This page has nine problems.

2nd through 4th Grades

Rewrite each problem vertically, then solve. Great sheet to have kids learn to "line up the digits in the problem correctly."

2nd through 4th Grades

Includes 2 and 3-digit addition, column addition, and word problems.

2nd through 4th Grades

Scan the QR codes with a iPad or smartphone to view word problems. Each problem requires students to add 3-digit numbers. Solve and show your work.

(Note: This worksheet requires students to use a smartphone or tablet with a QR code scanner.)

(Note: This worksheet requires students to use a smartphone or tablet with a QR code scanner.)

2nd through 4th Grades

Solve the problems on the task cards and check answers by scanning the QR code. Includes 30 task cards with barcodes, a worksheet to show work, and an answer key. Each task card has an addition problem with 3-digit addends.

(Note: This worksheet requires students to use a smartphone or tablet with a QR code scanner.)

(Note: This worksheet requires students to use a smartphone or tablet with a QR code scanner.)

2nd through 4th Grades

Three-digit column addition problems with three addends; Includes one word problem

2nd through 4th Grades

What do boats eat in the morning for breakfast? To solve the riddle, students will need to complete column addition problems. Each one has three, 3-digit addends.

2nd through 4th Grades

These addition problems were solved incorrectly. Examine them carefully and explain the mistakes.

2nd through 4th Grades

Three-digit column addition problems with three or four addends; Includes one word problem

2nd through 4th Grades

Add the three digit numbers and plug them into the math crossword puzzle.

2nd through 4th Grades

Kids look through a grocery store ad paper and choose 3 foods they'd like to buy. They cut out the pictures and prices, then glue them onto the worksheet. Then they must add the prices of the 3 items together to find the sum.

1st through 4th Grades

Four word problems that require students to use column addition to solve; Includes space for students to show their work

2nd through 4th Grades

More story problems in which students practice column adding

2nd through 4th Grades

Use the cypher key at the top of the worksheet to decode the addends in these column addition problems.

2nd through 4th Grades

How do bees travel to school in the morning? To find the answer to this riddle, students will have to solve 3-digit addition and subtraction problems. Then match the letters at the bottom of the page with the answers.

3rd and 4th Grades

Write the missing number for each bar model (aka tape diagram or part-part-whole diagram). Then write an addition and a subtraction problem to go along with each diagram.

2nd through 4th Grades

These seven addition bar models (or tape diagrams) have space for students to show their work on the right-hand side.

2nd through 4th Grades

Use this generator tool to make your own, custom addition worksheets. Choose the number of digits you prefer. This tool allows you to make math printables for any grade level.

2-Digit Addition (No Regrouping)Here you'll find worksheets that do not require carrying or regrouping. These are very basic worksheets, recommended for students in about 1st grade.

2-Digit AdditionWant something slightly easier for your kids? Try hopping down to the two-digit adding page. Recommended for students in 1st grade and 2nd grade.

4 and 5-Digit AdditionIs 3 digits is too easy for your students, jump up to our 4-digit addition worksheet page. Recommended for 3rd grade, 4th grade, and 5th grade students.

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