| A | B |
|---|
| Like terms | Terms with the same variable/s raised to the same power |
| Algebraic expression | Numbers, variables and operation symbols |
| Variable | Symbol used to replace a number |
| Rational number | Any number of the form a/b where a and b are intergers |
| Keep same sign | Adding same sign numbers |
| Subtraction | Change - (minus) to + (plus) and sign of number following to the opposite sign |
| Positive | Multiply/divide same sign numbers |
| Negative | Multiple/divide 2 different sign numbers |
| Subtract and keep sign of number greatest distance from 0 | Adding different sign numbers |
| Multiplicative inverse | The reciprocal of a number |
| Numerator | Number on the top of the fraction |
| Denominator | Number on the bottom of the fraction |
| Product | Answer when multiplying |
| Quotient | Answer when dividing |
| Sum | Answer when adding |
| Difference | Answer when subtracting |
| Irrational number | Fraction that makes non-repeating and non-terminating decimals |
| Complex fraction | Fraction with a fraction in the numerator, denominator, or both |
| Repeating decimal | Decimal in which a pattern of one or more digits is repeated indefinitely |
| Terminating decimal | Decimal number that ends |
| Matrix | A rectangular arrangement of numbers in columns and rows |
