Algebra Terms

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Across
  1. 1. A rule that gives an output for each input.
  2. 3. The possible input values.
  3. 5. An expression with two terms.
  4. 8. A number of that does not change.
  5. 9. A letter that stands for a number.
  6. 13. A maths sentence using < or >.
  7. 15. A small number that shows how many times to multiply.
  8. 17. A common way of writing an equation.
  9. 19. Numbers and letters joined by maths operations.
  10. 20. A number, variable, or a combination of both in an algebra expression.
  11. 21. An equation that makes a straight line.
  12. 22. A curved, U-shaped graph.
Down
  1. 2. An expression with three terms.
  2. 4. An algebra expression with one or more terms.
  3. 6. The possible output values.
  4. 7. An expression with one term.
  5. 10. Non-negative value of a number.
  6. 11. Where a graph crosses an axis.
  7. 12. The number in front of a variable.
  8. 14. An equation with a squared variable.
  9. 16. A number that multiplies with another number.
  10. 18. How steep a line is/Rate of change