Across
- 2. ____ is distributive over addition for whole numbers
- 7. The numbers 0,1,2,3 form the collection of
- 10. But whole numbers are not___________
- 11. division by _____ is not defined
Down
- 1. Identify this property 8(9+4)
- 3. all the natural numbers are__________
- 4. Identify this property (5+4)+9 = 5+(4+9)
- 5. the numbers 1,2,3 form the collection of
- 6. Identify this property 2+4=4+2
- 8. 20-(10-3+2)
- 9. _____ is identity for addition of whole numbers