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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 473 · 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. 1.94³ =
  2. 2.95³ =
  3. 3.981³ =
  4. 4.986³ =
  5. 5.993³ =
  6. 6.97³ =
  7. 7.1007³ =
  8. 8.97³ =
  9. 9.103³ =
  10. 10.101³ =
  11. 11.102³ =
  12. 12.97³ =
  13. 13.97³ =
  14. 14.1014³ =
  15. 15.106³ =
  16. 16.103³ =
  17. 17.1017³ =
  18. 18.92³ =
  19. 19.94³ =
  20. 20.91³ =
  21. 21.1011³ =
  22. 22.97³ =
  23. 23.97³ =
  24. 24.987³ =
  25. 25.99³ =
  26. 26.109³ =
  27. 27.92³ =
  28. 28.999³ =
  29. 29.103³ =
  30. 30.109³ =
  31. 31.97³ =
  32. 32.980³ =
  33. 33.97³ =
  34. 34.91³ =
  35. 35.95³ =
  36. 36.1017³ =
  37. 37.108³ =
  38. 38.103³ =
  39. 39.1019³ =
  40. 40.998³ =

Answer key

  1. 830584
  2. 857375
  3. 944076141
  4. 958585256
  5. 979146657
  6. 912673
  7. 1021147343
  8. 912673
  9. 1092727
  10. 1030301
  11. 1061208
  12. 912673
  13. 912673
  14. 1042590744
  15. 1191016
  16. 1092727
  17. 1051871913
  18. 778688
  19. 830584
  20. 753571
  21. 1033364331
  22. 912673
  23. 912673
  24. 961504803
  25. 970299
  26. 1295029
  27. 778688
  28. 997002999
  29. 1092727
  30. 1295029
  31. 912673
  32. 941192000
  33. 912673
  34. 753571
  35. 857375
  36. 1051871913
  37. 1259712
  38. 1092727
  39. 1058089859
  40. 994011992

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