Across
- 6. numbers that can be expressed as a ratio of two integers
- 7. __________ is the multiplicative identity for rational numbers
- 8. the numbers without fractions and it is a collection of positive integers and zero
Down
- 1. The reciprocal of the reciprocal of a number is _________
- 2. the reciprocal of a positive rational number is _____
- 3. The rational number _________ has no reciprocal
- 4. The numbers ________ and ________ are their own reciprocals
- 5. A number that can be positive, negative or zero but it is not a rational number