Vocabulary to do with numbers

12345678910
Across
  1. 1. Numbers divisible by 2
  2. 3. A number that goes into a bigger number exactly
  3. 5. In the times table of that number
  4. 6. The number on top of a fraction
  5. 10. Where the number of dots can be drawn to make a pyramid shape
Down
  1. 2. Numbers below zero
  2. 4. The number on the bottom of a fraction
  3. 7. Numbers that are bot divisible by 2
  4. 8. Numbers that can be made by multiplying two identical numbers together
  5. 9. Numbers that only have 2 factors