Across
- 2. -
- 4. a letter used to represent a number
- 5. +
- 6. this property means order doesn't matter
- 8. () these symbols are called
Down
- 1. answer to a division problem
- 3. answer to a multiplication problem
- 5. abbreviation for order of operations
- 7. example of this property: 1+0 = 0