Across
- 3. Operation – An operation that undoes another (e.g., addition and subtraction).
- 5. A mathematical sentence that shows two expressions are equal.
- 7. A fixed value that does not change.
- 10. The operation of splitting into equal parts or groups.
- 11. The operation of finding the difference between numbers.
- 13. Equation – An equation that can be solved using only one operation.
- 15. To get the variable alone on one side of the equation.
Down
- 1. The operation of combining numbers to get a sum.
- 2. The operation of repeated addition.
- 4. Sign – A symbol (=) showing that two expressions are the same.
- 6. The value of the variable that makes the equation true.
- 8. The number multiplied by a variable in an expression (e.g., the 4 in 4x).
- 9. A symbol (usually a letter) that represents an unknown number.
- 12. To keep both sides of the equation equal while solving.
- 14. To find the value of the variable that makes the equation true