Across
- 1. Numbers, symbols and operators (such as + and ×) grouped together that show the value of something.
- 3. To calculate the value of.
- 5. A rule or fact written with mathematical symbols.
- 7. Making something easier to use or understand.
- 9. Putting values where the letters are.
- 10. Either a single number or variable, or numbers and variables multiplied together.
Down
- 2. A statement that says two things are equal.
- 4. A symbol for a value we don't know yet. It is usually a letter like x or y.
- 6. Terms whose variables (such as x or y) with their exponents (such as the 2 in x2) are the same.
- 8. A special relationship where each input has a single output.