basic math

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12345678910111213141516171819
Across
  1. 4. The opposite of addition.
  2. 10. The ratio of a circle’s circumference to its diameter.
  3. 12. A dot used in decimal numbers.
  4. 13. A symbol used to group numbers.
  5. 14. A number written above to show power.
  6. 16. A sign that shows two values are the same.
  7. 18. The process of putting numbers together.
  8. 19. A part of a whole.
Down
  1. 1. VALUE The distance from zero on the number line.
  2. 2. The result of adding numbers.
  3. 3. A number that goes on forever without end.
  4. 5. The opposite of multiplication.
  5. 6. A number less than zero.
  6. 7. The number that divides another.
  7. 8. The number that tells how many times to multiply a number by itself. (
  8. 9. A sign showing one value is bigger.
  9. 11. A sign showing one value is smaller.
  10. 13. A part out of one hundred.
  11. 15. The process of repeated addition.
  12. 17. EQUAL A symbol used to show not the same.