Old Ch. 1A Vocab

positive and negative whole numbers

Top part of a fraction.

Bottom number in a fraction.

Get common denominators, then add/subtract the numerators, keeping the denominator the same.

Multiply the numerators for the new numerator and the denominators for the new denominator.

A variable is a letter representing a value that can change.

A constant is a number that does not change.

has an equal sign

Distance from zero on the number line.