Practice adding and subtracting negative fractions, decimals, and percents. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

[Free Registration/Login may be required to access all resource tools.] Learn how to add integers.

[Free Registration/Login may be required to access all resource tools.] Add and subtract decimals with and without rounding

[Free Registration/Login may be required to access all resource tools.] Estimate differences of fractions and mixed numbers

Gain an understanding of how to add or subtract polynomials by viewing an example and a video lesson.

Learners learn how to find a common denominator between two fractions and then add or subtract the fractions. Decomposition is used to identify patterns in fractions that are relatively easy to visualize, and apply these patterns to...

A wealth of resources to help you in planning classroom instruction on rational expressions: lesson plans offer guidelines for and examples of simplifying, adding and subtracting, multiplying and dividing rational expressions; practice...

Seventh grade students have had wide-ranging experiences with fractions and operations on fractions, but ratios and rates may be new concepts for them. This activity introduces students to the idea of rates via a familiar and tangible...

[Free Registration/Login may be required to access all resource tools.] Add and subtract rational expressions with the same denominator and different denominators.

Practice exercise reviews how to reduce a rational expression to lowest terms and how to add, subtract, multiply and divide rational expressions.

[Free Registration/Login may be required to access all resource tools.] In this learning module, students are asked to solve word problems where they must add and subtract fractions that have the same denominators. Includes video...

Generate worksheets for math problems ranging from simple addition problems to place value with expanded notation for free. Your choice of font, font size, color and landscape when printing.

[Free Registration/Login may be required to access all resource tools.] Round whole numbers in order to estimate sums and differences.

[Free Registration/Login may be required to access all resource tools.] Evaluate and compare powers.

Practice adding and subtracting rational numbers of different forms.