Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra: Operations on Real Numbers
A tutorial will guide you through the rules and steps for adding, subtracting, multiplying, and dividing real numbers, as well as evaluating numeric expressions and using order of operations. Contains step-by-step solutions to example...
Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra: Subtracting Real Numbers
A good refresher on how to perform subtraction with real numbers. Covers subtracting numbers with the same and different signs and simplifying expressions that have subtraction. View sample problems and complete practice exercises.