Maths crossword

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Across
  1. 2. When I am multiplied by myself I am 49
  2. 5. 120 minus half of itself
  3. 6. I am the number you start with when you count
  4. 7. 120 divided by 8
  5. 8. 7 multiplied by 6 then add 7
  6. 10. 240 divided by 7
  7. 11. I am a multiple of 40, 60, 80, 100...
  8. 12. 456 take away 405
  9. 13. 962 less than 989
  10. 15. Any number divided by me will be none
  11. 16. and 80 60 times 3
Down
  1. 1. 126 divided by 7
  2. 2. I am 35 away from 100
  3. 3. 9 multiplied by 4 then plus 2
  4. 4. 1368 divided by 152
  5. 6. I am 1/30 of 3000
  6. 8. 49 less than 63
  7. 9. I am a multiple of 24,36,48...
  8. 10. I am 1/2 of 100
  9. 14. 63 divided by 7 then minus 6