Across
- 5. A value that can never be negative
- 6. Method of seperating numbers name after a Greek mathematician
- 7. Used to treat an expression as a single number
Down
- 1. Two word name , was used after names of kings and queens
- 2. 4+3 = 7 and 3+4 = 7
- 3. numbers divisible by the only even prime number
- 4. Used for a unknown number that does not have a fixed quantity