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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 606 · 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. 1.1010³ =
  2. 2.95³ =
  3. 3.103³ =
  4. 4.993³ =
  5. 5.93³ =
  6. 6.1017³ =
  7. 7.984³ =
  8. 8.1007³ =
  9. 9.995³ =
  10. 10.102³ =
  11. 11.98³ =
  12. 12.92³ =
  13. 13.95³ =
  14. 14.102³ =
  15. 15.1005³ =
  16. 16.99³ =
  17. 17.1017³ =
  18. 18.1003³ =
  19. 19.99³ =
  20. 20.1017³ =
  21. 21.1003³ =
  22. 22.96³ =
  23. 23.106³ =
  24. 24.103³ =
  25. 25.985³ =
  26. 26.997³ =
  27. 27.102³ =
  28. 28.981³ =
  29. 29.91³ =
  30. 30.1001³ =
  31. 31.997³ =
  32. 32.94³ =
  33. 33.993³ =
  34. 34.98³ =
  35. 35.107³ =
  36. 36.95³ =
  37. 37.991³ =
  38. 38.94³ =
  39. 39.992³ =
  40. 40.93³ =

Answer key

  1. 1030301000
  2. 857375
  3. 1092727
  4. 979146657
  5. 804357
  6. 1051871913
  7. 952763904
  8. 1021147343
  9. 985074875
  10. 1061208
  11. 941192
  12. 778688
  13. 857375
  14. 1061208
  15. 1015075125
  16. 970299
  17. 1051871913
  18. 1009027027
  19. 970299
  20. 1051871913
  21. 1009027027
  22. 884736
  23. 1191016
  24. 1092727
  25. 955671625
  26. 991026973
  27. 1061208
  28. 944076141
  29. 753571
  30. 1003003001
  31. 991026973
  32. 830584
  33. 979146657
  34. 941192
  35. 1225043
  36. 857375
  37. 973242271
  38. 830584
  39. 976191488
  40. 804357

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