math crossword puzzle part 1

12345678910111213
Across
  1. 3. 2*10
  2. 4. 61 subtracted by 21
  3. 6. An odd number after 100
  4. 8. round 65.5617 to 3 decimal point
  5. 9. 101^2
  6. 12. ten times x
  7. 13. round 251.687 to the nearest whole number
Down
  1. 1. 11^2
  2. 2. 21 is greater than 20
  3. 5. Lcm of 25 and 200
  4. 6. Lcm of 6 and 4
  5. 7. 10*10
  6. 8. 6 times x minus y
  7. 9. The square number after 9
  8. 10. (10-8)*(15-5)
  9. 11. 100^2+root25