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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 39 · 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. 1.92³ =
  2. 2.1002³ =
  3. 3.984³ =
  4. 4.108³ =
  5. 5.104³ =
  6. 6.107³ =
  7. 7.1017³ =
  8. 8.103³ =
  9. 9.1004³ =
  10. 10.97³ =
  11. 11.103³ =
  12. 12.93³ =
  13. 13.108³ =
  14. 14.106³ =
  15. 15.95³ =
  16. 16.101³ =
  17. 17.1005³ =
  18. 18.996³ =
  19. 19.93³ =
  20. 20.103³ =
  21. 21.106³ =
  22. 22.95³ =
  23. 23.93³ =
  24. 24.1016³ =
  25. 25.104³ =
  26. 26.983³ =
  27. 27.95³ =
  28. 28.980³ =
  29. 29.996³ =
  30. 30.107³ =
  31. 31.989³ =
  32. 32.94³ =
  33. 33.103³ =
  34. 34.1004³ =
  35. 35.97³ =
  36. 36.109³ =
  37. 37.982³ =
  38. 38.96³ =
  39. 39.96³ =
  40. 40.991³ =

Answer key

  1. 778688
  2. 1006012008
  3. 952763904
  4. 1259712
  5. 1124864
  6. 1225043
  7. 1051871913
  8. 1092727
  9. 1012048064
  10. 912673
  11. 1092727
  12. 804357
  13. 1259712
  14. 1191016
  15. 857375
  16. 1030301
  17. 1015075125
  18. 988047936
  19. 804357
  20. 1092727
  21. 1191016
  22. 857375
  23. 804357
  24. 1048772096
  25. 1124864
  26. 949862087
  27. 857375
  28. 941192000
  29. 988047936
  30. 1225043
  31. 967361669
  32. 830584
  33. 1092727
  34. 1012048064
  35. 912673
  36. 1295029
  37. 946966168
  38. 884736
  39. 884736
  40. 973242271

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