Practice identifying equivalent expressions involving the addition and subtraction of negative numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Multiplayer math game where four wheelers race by solving algebra one-step addition and subtraction problems.

Practice solving equations in one step by adding or subtracting a number from both sides. These problems involve decimals and fractions. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...

Practice plugging in values to evaluate negative number addition and subtraction expressions. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Practice solving challenging negative number addition and subtraction problems. Number line models, variables, and absolute value come together to push your knowledge of negative numbers even deeper (maybe even below zero!). Students...

Twenty-five problems present a variety of practice solving one-step equations with addition and subtraction. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click...

The resource consists of 378,028 math puzzles available in three different levels. Students use multiplication, division, addition, and subtraction skills to solve the puzzles. The puzzles can be solved online or downloaded as a PDF file.

Base Ten Fun is an educational virtual manipulatives activity for kids learning place value, addition and subtraction. Base Ten Fun is highly customizable; kids can select from ones, tens and hundreds.

Practice solving more word problems by finding how many more (or fewer) objects there are. Numbers used are 20 or less. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive...

Find a quick, concise explanation of how to add and subtract with negatives. Step by step examples are included to help you understand how to find the sum or difference when negative numbers are involved.

Young scholars will solve addition and subtraction equations with different structures so that they are able to see the connections between addition and subtraction more easily.

[Free Registration/Login may be required to access all resource tools.] Practice problems involving addition or subtraction of 3 measurements to solve for a specific length.

[Free Registration/Login may be required to access all resource tools.] A video models finding a missing operation (addition or subtraction) by using order of operations with parentheses and working backwards. The practice problems...

Practice solving word problems by adding and subtracting fractions. The fractions used in these problems have like (common) denominators. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...

Demonstrates how to add and subtract fractions where the denominators are different. Includes sample problems to try.

Challenge problems involving adding and subtracting fractions that have unlike denominators. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

In this exercise, students practice using visuals to add and subtract fractions with unlike denominators. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.

Practice adding and subtracting fractions that have different denominators. Problems have fraction diagrams. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

This page provides and list of 70 problems and exercises focusing on the content of Chapter 3: Kinematics in Two Dimensions in the AP Physics online text.

This is a list of 21 questions focusing on the major concepts of each section of Chapter 3: Kinematics in Two Dimensions such as adding and subtracting vectors using different methods.

In this exercise, students practice addition within 100. Students receive immediate feedback and have the opportunity to watch a tutorial video get hints, and try questions repeatedly. CCSS.Math.Content.3.NBT.A.2 Fluently add and...

In this exercise, students practice subtracting two-digit numbers (no regrouping). Students receive immediate feedback and have the opportunity to watch a tutorial video, get hints, and try questions repeatedly.

Explore subtraction and addition but having student collect data from rolling objects. This lesson has students adding and subtracting numbers they collected using strategies used in class. Use the document and video found on this page...

Practice rewriting subtraction problems as equivalent addition problems. For example, 2-9=2+(-9). Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.