| A | B |
|---|
| Like Denominator | denominators that are the same in two fractions |
| Unlike Denominator | denominators that are different in two fractions |
| Least Common Denominator | the least common multiple of two denominators |
| numerator | the top number in a fraction, telling how many parts of the whole are being named |
| denominator | the bottom number in a fraction, telling how many parts the whole is divided into |
| fraction | a number describing part of a whole when the whole is cut into equal pieces |
| Least Common Multiple | the least number other than zero that is a multiple of two numbers |
| Greatest Common Factor | the greatest whole number that divides two whole numbers |
| mixed number | a number combining a whole number with a fraction |
| expression | a mathematical phrase containing variables, constants, and operation symbols |
| equation | a mathematical sentence stating that two expressions are equal |
| unit rate | a rate in which the second number in the comparison is one unit |
| rate | a ratio in which two quantities with different units of measure are compared |
| ratio | a comparison of two quantities, often written as a fraction |
