Charleston School District
Estimating Values of Expressions
You can't evaluate an irrational root expression without a calculator—or can you? Scholars estimate the value of roots within an expression to approximate the value of the expression. Expressions include a mix of square roots and whole...
University of Wisconsin
Fraction Rules
Both a reference sheet and skills practice instructional activity, this handout on common fraction rules reviews steps for adding, subtracting, multiplying, and dividing fractions. Twenty examples are provided to demonstrate these...
Curated OER
Fraction Addition and Subtraction
Students learn skills necessary for adding or subtracting fractions.
Cool Math
Coolmath: Coolmath4kids: Adding and Subtracting Fractions With Whole and Mixed Numbers
Short tutorial explaining how to add and subtract fractions, whole numbers, and mixed numbers. Includes example problems to try.
Quia
Ixl Learning: Fractions Overview
Brush up on your math skills relating to fractions then try some practice problems to test your understanding.