Across
- 2. A mathematical sentence built from expressions using one or more equal signs (=)
- 4. A symbol for a number we don't know yet. It is usually a letter like x or y.
- 6. A mathematical sentence built from expressions using one or more of the symbols <, >, ≤, or ≥.
- 9. Numbers, symbols and operators (such as + and ×) grouped together that show the value of something.
Down
- 1. Algebra uses letters (like x or y) or other symbols in place of values, and plays with them using special rules.
- 3. An equation that is true for all real numbers for which both sides are defined
- 5. A number used to multiply a variable.
- 7. Any of the prime numbers that can be multiplied to give the original number.
- 8. Are numbers we can multiply together to get another number (Multiple)
- 10. A number says how many times to use the number in a multiplication.