Across
- 5. number × variable
- 7. part expression
- 9. times itself a x a = a² squared
- 10. variables represent numbers
- 11. a + b add, plus
- 12. a ÷ b divide
Down
- 1. no variables stays the same often at the end
- 2. a ÷ 2 x 1/2
- 3. a × b times, multiply
- 4. a − b subtract
- 6. a × a times (multiplied) itself a² = a x a
- 8. numbers, variables (letters) and operations × ÷ + -