Math Properties
Across
- 5. changing the grouping doesn’t change the sum
- 6. changing the grouping doesn’t change the product
- 12. a number added to zero results in the number
- 13. if x=y, then y can be substituted for x
- 15. any number multiplied by zero results in zero
- 16. subtract the same number from both sides of an equation
- 17. if two numbers are equal to the same number, they are equal to each other
- 18. a number equals itself
- 19. divide the same number on both sides of an equation
Down
- 1. changing the order doesn’t change the sum
- 2. if x=y, then y=x
- 3. a number multiplied by negative one is the opposite of the number
- 4. changing the order doesn’t change the product
- 7. a number multiplied by one results in the number
- 8. multiply the same number on both sides of an equation
- 9. the product of a number and its reciprocal is one
- 10. when added to its inverse, the sum of the two numbers is zero
- 11. add the same number to both sides of an equation
- 14. multiply the number outside the parenthesis by everything inside