Across
- 3. parts of an expression separated by + or – signs
- 7. the opposite of addition
- 8. the opposite of subtraction
- 9. the inverse of multiplication
- 10. a letter that stands for an unknown value
Down
- 1. Equations are always...
- 2. a term whose value is always the same, represented by a number
- 4. the inverse of division
- 5. a mathematical statement that uses an equal sign to show that two expressions are equal
- 6. the number in front of a variable in an algebraic expression