Number 77

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Across
  1. 3. Two cubed
  2. 6. 15 squared
  3. 8. 5 squared
  4. 11. Cube root of 64
  5. 14. 4 x 19
  6. 15. The squared root of 81
  7. 16. 7 squared
  8. 17. 2 times 15
Down
  1. 1. 6 x 15 divided by 2
  2. 2. 3 times 13
  3. 4. 6 times 12
  4. 5. 4 x 17
  5. 7. 15 x 10
  6. 8. 33 divided 11
  7. 9. The product of 2 and 25
  8. 10. 90 divided 9
  9. 12. The squared root of 49
  10. 13. 13 times 5