Across
- 2. to remove brackets from an expression or equation
- 3. To write something in its simplest or shortest form
- 7. A combination of terms (using letters and number)
- 9. Letters and/or numbers representing a quantity
- 10. to put brackets into an expression by taking out the HCF
- 11. A rule stating the relationship between two variables (e.g. D=SxT)
Down
- 1. A letter representing an unknown value which can vary
- 2. A statement that two things are equal, using an equal sign
- 4. To work backwards doing the opposite operations
- 5. To find the value of the variable
- 6. To replace letters with a number value
- 8. Symbols for calculations such as + - x