Across
- 4. The answer to an addition problem
- 5. Set of numbers starting with 1. Also called counting numbers
- 8. The set of numbers that includes whole numbers and opposites (... -2, -1, 0, 1, 2 ...)
- 9. This property explains why 1+(2+3)=(1+2)+3.
- 10. All the numbers to the right of zero on a number line
- 11. This property explains why 1x2=2x1 and 1+2=2+1.
- 12. The way that we graphically display integers
Down
- 1. The answer to a division problem.
- 2. Set of numbers that begins 0, 1, 2, 3 ...
- 3. This property explains why 2 x (3+5) = 2x3 + 2x5.
- 6. The answer to a subtraction problem
- 7. All the numbers to the left of zero on a number line
- 10. The answer to a multiplication problem