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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 647 · 40 sums
TalentJR

The trick (Yavadunam): Left part: the number + twice the difference. Middle part: 3 × the difference squared. Right part: the difference cubed. Each right-hand part has as many digits as the base has zeros — carry the extra, borrow if a part is negative.

NameDateTime takenScore ___ / 40
  1. 1.97³ =
  2. 2.1005³ =
  3. 3.102³ =
  4. 4.1002³ =
  5. 5.93³ =
  6. 6.95³ =
  7. 7.102³ =
  8. 8.990³ =
  9. 9.97³ =
  10. 10.96³ =
  11. 11.108³ =
  12. 12.98³ =
  13. 13.1001³ =
  14. 14.984³ =
  15. 15.107³ =
  16. 16.96³ =
  17. 17.99³ =
  18. 18.108³ =
  19. 19.980³ =
  20. 20.996³ =
  21. 21.99³ =
  22. 22.97³ =
  23. 23.98³ =
  24. 24.996³ =
  25. 25.988³ =
  26. 26.998³ =
  27. 27.101³ =
  28. 28.95³ =
  29. 29.95³ =
  30. 30.991³ =
  31. 31.99³ =
  32. 32.106³ =
  33. 33.92³ =
  34. 34.95³ =
  35. 35.105³ =
  36. 36.103³ =
  37. 37.995³ =
  38. 38.96³ =
  39. 39.108³ =
  40. 40.102³ =

Answer key

  1. 912673
  2. 1015075125
  3. 1061208
  4. 1006012008
  5. 804357
  6. 857375
  7. 1061208
  8. 970299000
  9. 912673
  10. 884736
  11. 1259712
  12. 941192
  13. 1003003001
  14. 952763904
  15. 1225043
  16. 884736
  17. 970299
  18. 1259712
  19. 941192000
  20. 988047936
  21. 970299
  22. 912673
  23. 941192
  24. 988047936
  25. 964430272
  26. 994011992
  27. 1030301
  28. 857375
  29. 857375
  30. 973242271
  31. 970299
  32. 1191016
  33. 778688
  34. 857375
  35. 1157625
  36. 1092727
  37. 985074875
  38. 884736
  39. 1259712
  40. 1061208

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