Practice adding 3 numbers. All numbers in these problems are 20 or less. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Practice adding 3 numbers. All numbers in these problems are 20 or less.

Practice adding three numbers with these word problems. Don't sweat if you answer a question wrong, there will be a detailed explanation with an example to help you!

[Free Registration/Login may be required to access all resource tools.] In this learning module, students add and subtract three fractions with different denominators. Includes video demonstrating a sample problem [2:41] and a set of...

Add larger numbers with tenths like 40.1+7.6 Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Practice adding and subtracting mixed numbers with common (like) denominators. Some items require regrouping. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

In this exercise, students practice addition and subtraction within 10. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.

An extensive selection of teacher resources to aide in teaching and reviewing addition and subtraction of two and three digit numbers, inverse operations, counting on, and other mental strategies for addition and subtraction. Resources...

Use Glencoe's Math Course 3 randomly generated self-checking quiz to test your knowledge of adding and subtracting fractions with unlike denominators. Each question has a "Hint" link to help. Choose the correct answer for each problem....

Use Glencoe's Math Course 3 randomly generated self-checking quiz to test your knowledge of adding and subtracting fractions with like denominators. Each question has a "Hint" link to help. Choose the correct answer for each problem. At...

[Free Registration/Login may be required to access all resource tools.] The video shows how to add 3, two-digit numbers followed by additional practice problems.

[Free Registration/Login may be required to access all resource tools.] The video shows how to add three, two-digit numbers. The video is followed by practice problems covering the topics in the video.

Add whole numbers, tenths, and hundredths like 60+2.57 or 5.53+3.1 Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Add larger numbers with tenths like 40.1+7.6.

Find an explanation on how to add three numbers together using pencil and paper. There is also an online game that will keep running totals of your correct and incorrect answers. The lesson also gives you a percent score of the correct...

The purpose of this task is to have students add mixed numbers with like denominators. Aligns with 4.NF.B.3.c.

Students add and subtract three numbers using this interactive quiz.

Camp Add 'Em Up is a series of lessons for first grade students. Students will use prior knowledge of friendly numbers (two number combinations that make a "10") and "adding on" as they master the ability to add three numbers. In this...

Practice adding and subtracting rational numbers of different forms.

Add whole numbers, tenths, and hundredths like 60+2.57 or 5.53+3.1.

Students solve two, three, and four-digit addition problems with carrying. The sum turns blue if correct.

Read through this explanation of how to add three digit numbers. Use the online game to practice this skill. The game will keep running totals of your correct and incorrect answers. It will also show you a percent score of the correct...

A fast paced game where students add and subtract positive and negative integers quickly so they can smash a pinata. Three levels of play, and instructional help is available as they progress.

Print or create worksheets or flashcards to assess students' understanding of operations to add, subtract, multiply, and divide rational numbers.