Across
- 2. 8(3+4)
- 5. -7(6+4)
- 6. 8x(-10)=__x8
- 7. what property is this: (2+3)+4=2+(3+4)
- 9. 29+(11+14)=(29+11)+__
- 12. 4(3+6)
- 15. 5(-12+7)
Down
- 1. 5x__=18x5
- 3. what property is this: 8(4+10)
- 4. 7(-4+1)
- 8. 4(8+3)
- 9. (4+8)+__=4+(8+15)
- 10. what property is this: 4x5=5x4
- 11. -3(-2+5)
- 13. 4+9=_+4
- 14. 25+(40+15)