Represent sums and differences on a number line and add and subtract rational numbers.
Addition of Rational Numbers Interactive
This video demonstrates a sample use of adding and subtracting rational numbers.
This video provides an explanation of the concept of adding and subtracting rational numbers.
A list of student-submitted discussion questions for Addition of Rational Numbers.
Students will apply their understanding of operations on rational numbers to understand different strategies to find the percentage of a teacher's cost of living.
This study guide defines variable, variable expression, and variable equation. It also reviews properties of real numbers (commutative, associative, additive identity, multiplicative identity, distributive) and the order of operations.