Algebra Crossword

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Across
  1. 2. A single mathematic expression.
  2. 8. The number before a variable.
  3. 9. A number.
  4. 13. Split into parts.
  5. 15. A maths law where we can change the order of adding or multiplying terms.
  6. 16. Replace one thing with another.
  7. 18. A value that can be changed.
  8. 19. To reduce down to its most efficient form.
  9. 20. Another word for take away.
Down
  1. 1. Used to replace numbers.
  2. 3. An expression with an equal sign.
  3. 4. Items sold at a store.
  4. 5. Using letters and symbols to replace numebers.
  5. 6. A written communication sent by post.
  6. 7. Also known as expanding the brackets,
  7. 10. A law that says it doesn't matter how we group numbers.
  8. 11. A fact or rule expressed with maths symbols.
  9. 12. When two things are the same amount or value.
  10. 14. Combination of symbols and numebrs.
  11. 17. To grow larger.