Across
- 1. two numbers whose sum is zero.
- 5. compared to something or someone else.
- 6. numbers that are less than 0.
- 7. numbers that are the same distance from 0on a number line but in opposite directions.
- 8. the set of whole numbers and their opposites.
Down
- 2. a number that can be written as a fraction.
- 3. height above or below a given level, often sea level.
- 4. numbers that are greater than 0.