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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 94 · 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. 1.1006³ =
  2. 2.98³ =
  3. 3.105³ =
  4. 4.981³ =
  5. 5.988³ =
  6. 6.95³ =
  7. 7.1014³ =
  8. 8.95³ =
  9. 9.989³ =
  10. 10.98³ =
  11. 11.108³ =
  12. 12.97³ =
  13. 13.1004³ =
  14. 14.1014³ =
  15. 15.93³ =
  16. 16.1015³ =
  17. 17.103³ =
  18. 18.107³ =
  19. 19.96³ =
  20. 20.989³ =
  21. 21.999³ =
  22. 22.1006³ =
  23. 23.980³ =
  24. 24.1005³ =
  25. 25.96³ =
  26. 26.101³ =
  27. 27.101³ =
  28. 28.991³ =
  29. 29.988³ =
  30. 30.92³ =
  31. 31.987³ =
  32. 32.103³ =
  33. 33.91³ =
  34. 34.1004³ =
  35. 35.984³ =
  36. 36.92³ =
  37. 37.989³ =
  38. 38.109³ =
  39. 39.97³ =
  40. 40.93³ =

Answer key

  1. 1018108216
  2. 941192
  3. 1157625
  4. 944076141
  5. 964430272
  6. 857375
  7. 1042590744
  8. 857375
  9. 967361669
  10. 941192
  11. 1259712
  12. 912673
  13. 1012048064
  14. 1042590744
  15. 804357
  16. 1045678375
  17. 1092727
  18. 1225043
  19. 884736
  20. 967361669
  21. 997002999
  22. 1018108216
  23. 941192000
  24. 1015075125
  25. 884736
  26. 1030301
  27. 1030301
  28. 973242271
  29. 964430272
  30. 778688
  31. 961504803
  32. 1092727
  33. 753571
  34. 1012048064
  35. 952763904
  36. 778688
  37. 967361669
  38. 1295029
  39. 912673
  40. 804357

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