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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 107 · 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. 1.983³ =
  2. 2.102³ =
  3. 3.93³ =
  4. 4.95³ =
  5. 5.1013³ =
  6. 6.102³ =
  7. 7.96³ =
  8. 8.95³ =
  9. 9.91³ =
  10. 10.106³ =
  11. 11.104³ =
  12. 12.101³ =
  13. 13.98³ =
  14. 14.91³ =
  15. 15.95³ =
  16. 16.996³ =
  17. 17.92³ =
  18. 18.99³ =
  19. 19.102³ =
  20. 20.1017³ =
  21. 21.92³ =
  22. 22.995³ =
  23. 23.106³ =
  24. 24.94³ =
  25. 25.989³ =
  26. 26.95³ =
  27. 27.94³ =
  28. 28.95³ =
  29. 29.97³ =
  30. 30.102³ =
  31. 31.992³ =
  32. 32.980³ =
  33. 33.984³ =
  34. 34.91³ =
  35. 35.991³ =
  36. 36.109³ =
  37. 37.96³ =
  38. 38.92³ =
  39. 39.105³ =
  40. 40.91³ =

Answer key

  1. 949862087
  2. 1061208
  3. 804357
  4. 857375
  5. 1039509197
  6. 1061208
  7. 884736
  8. 857375
  9. 753571
  10. 1191016
  11. 1124864
  12. 1030301
  13. 941192
  14. 753571
  15. 857375
  16. 988047936
  17. 778688
  18. 970299
  19. 1061208
  20. 1051871913
  21. 778688
  22. 985074875
  23. 1191016
  24. 830584
  25. 967361669
  26. 857375
  27. 830584
  28. 857375
  29. 912673
  30. 1061208
  31. 976191488
  32. 941192000
  33. 952763904
  34. 753571
  35. 973242271
  36. 1295029
  37. 884736
  38. 778688
  39. 1157625
  40. 753571

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