Across
- 3. A symbol for a number we don't know yet
- 5. Terms whose variables are not the same.
- 8. to find the answer or explanation
- 9. a number on its own
- 10. says that two things are the same, using mathematical symbols.
Down
- 1. reversing its sign to maintain equality.
- 2. When both sides have the same quantity or mass.
- 4. means putting numbers where the letters are
- 6. Terms whose variables are the same.
- 7. Numbers, symbols and operators grouped together that show the value of something.
- 11. uses letters or other symbols in place of unknown values.