Maths

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Across
  1. 7. The top number in a fraction-
  2. 10. The opposite of multiplication -
  3. 11. The bottom number in a fraction-
  4. 14. An expression that has variables and constants- .
  5. 15. A number with a decimal point-
  6. 17. A mathematical statement with an equals sign-
  7. 18. An angle less than 90 degrees-
  8. 19. A number’s distance from zero-
  9. 20. The answer to an addition problem-
Down
  1. 1. The value of a digit depending on its place-
  2. 2. The distance across a circle through the center-
  3. 3. Vertical part of a bar graph
  4. 4. A mathematical operation that finds the remainder-
  5. 5. A number that is not a fraction or decimal-
  6. 6. A number that has only two factors: 1 and itself-
  7. 8. Repeated multiplication of the same number-
  8. 9. Part of a circle's boundary-
  9. 12. The value a digit represents-
  10. 13. An angle more than 90 degrees
  11. 16. A triangle with two equal sides -