Across
- 3. reduce number of terms make expression easier
- 4. A grouping together of one or more factors
- 7. A small number written abovea variableonumber
- 9. A letter that always representsaunknownnumber
- 10. To find the answer
- 11. subtraction of numbers
- 12. To change two or more terms to just one term
Down
- 1. Adding of numbers
- 2. action performed on numbers to make a number
- 5. combination of values thatshowhowthingsbelong
- 6. A group of terms that showsaequalrelationship
- 8. A value or number that never changes