| A | B |
|---|
| natural numbers | {1, 2, 3, . . .} |
| whole numbers | {0, 1, 2, 3, . . .} |
| integers | {. . . , -3, -2, -1, 0, 1, 2, 3, . . .} |
| less than | < |
| greater than | > |
| sum | result of addition |
| difference | result of subtraction |
| product | result of multiplication |
| quotient | result of division |
| variable | a symbol that takes the place of a number |
| constant | a number |
| equation | formed by two expressions with an = between them |
|
