Rico's puzzle Crossword

This printable crossword puzzle has 10 clues. Answers range from 6 to 17 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

what is the answer to a multiplication problem?
what is another name for division?
whats another name for a multiplication problem?
whats another name for addition problem?
whats the answer for a division problem?
what is the top of a number on a fraction called?
what's a number that is multiplied by itself to produce a square number?
The bottom number in a fraction is called?
Opposite or reverse operations are called?
A number that is less than zero?