Across
- 3. The opposite of addition
- 7. Opposite angles made by two intersecting lines.
- 8. Numbers, symbols and operators grouped together that show the value of something.
- 9. A statement that the values of two mathematical expressions are equal
Down
- 1. The opposite of subtraction
- 2. The opposite of division
- 4. Two angles that have a sum of 180 degrees.
- 5. Two angles that have a sum of 90 degrees.
- 6. The opposite of multiplication