math puzzle

12345678910
Across
  1. 4. says that two things are equal.
  2. 5. number a whole number with a fraction
  3. 9. a step by step solution
  4. 10. bottom number of a fraction
Down
  1. 1. answer to a multiplication problem
  2. 2. answer to a division problem
  3. 3. answer to an addition problem
  4. 6. The amount of 3-dimensional space something takes up
  5. 7. the main number that you see on an exponent.
  6. 8. size of a surface