The number line is a powerful math tool students can use to model their thinking when solving addition and subtraction problems. Use this lesson to help students use the number line to count forwards and backwards from 0 to 30.

The assessment reviews addition and subtraction facts. Students answer 10 review problems and then check their answers by clicking a button.

The assessment reviews addition and subtraction facts. Students answer 10 review problems and then check their answers by clicking a button.

Math variety of concepts, this colorful website is sure to give your students the chance show what they know. Concepts covered include rounding, division with decimals, order of operations, ratio, percent, multiplication, and division of...

Play these games to check your understanding of two-digit numbers. The oral questions provide practice in listening skills, the Count On and Count Back games provide practice with the vocabulary of addition and subtraction.

[Free Registration/Login may be required to access all resource tools.] For this learning module, students are asked to solve word problems about length and distance that involve any of the four operations. Includes video demonstrating a...

[Free Registration/Login may be required to access all resource tools.] Understand vector subtraction v - w as v + (-w), where -w is the additive inverse of w, with the same magnitude as w and pointing in the opposite direction....

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

Gobble Squabble is a Thanksgiving activity to practice addition, subtraction, multiplication and division math facts! Solve math problems and avoid the hungry chefs. Gobble gobble!

[Free Registration/Login may be required to access all resource tools.] A learning module where students must apply the order of operations to find the missing numbers in equations involving addition, subtraction, and multiplication. A...

[Free Registration/Login may be required to access all resource tools.] A learning module where students must apply the order of operations to solve simple equations involving addition, subtraction, and multiplication. A video shows how...

[Free Registration/Login may be required to access all resource tools.] A learning module where students apply the order of operations to solve equations involving addition, subtraction, and multiplication of multi-digit numbers, as well...

[Free Registration/Login may be required to access all resource tools.] A learning module where students apply the order of operations to find the missing operation symbol in equations involving addition, subtraction, multiplication, and...

[Free Registration/Login may be required to access all resource tools.] This is a video and practice problems demonstrate finding missing numbers using order of operations and working backwards. Operations include addition, subtraction,...

Add or subtract complex numbers, and plot the result in the complex plane. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

In this task, young scholars are asked if there is an equilateral triangle ABC where two vertices are on the x-axis, and all vertices have integer coordinates. Aligns with G-GPE.B, N-RN.B, and F-TF.C.9.

In this exercise, students practice adding and subtracting on the number line in word problems. Students receive immediate feedback and have the opportunity to watch a video tutorial, get hints, and try questions repeatedly.

A large collection of tutorials covering concepts in addition, subtraction, multiplication, division, and fractions.

In this exercise, students practice ordering expressions. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.

Players must choose the mathematical expression with the highest value to win. Tests understanding of basic arithmetic skills involving the addition, subtraction, multiplication, and division of whole numbers.

Practice adding and subtracting using the number line. Numbers used are 100 or less. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

The purpose of this task is to give students a chance to work creatively with three of the four fundamental arithmetic operations (addition, subtraction, and multiplication). It is well suited for helping students develop fluency with...

[Free Registration/Login may be required to access all resource tools.] The video in the resource shows how to find a missing operation in a multi-step problem by working backwards. The practice problems involve finding either a missing...

Use bar graphs to solve addition and subtraction word problems. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a tutorial video, or receive hints.