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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 568 · 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. 1.98³ =
  2. 2.95³ =
  3. 3.93³ =
  4. 4.98³ =
  5. 5.994³ =
  6. 6.108³ =
  7. 7.1011³ =
  8. 8.1005³ =
  9. 9.97³ =
  10. 10.99³ =
  11. 11.102³ =
  12. 12.1013³ =
  13. 13.99³ =
  14. 14.97³ =
  15. 15.108³ =
  16. 16.991³ =
  17. 17.983³ =
  18. 18.94³ =
  19. 19.1001³ =
  20. 20.106³ =
  21. 21.1006³ =
  22. 22.98³ =
  23. 23.98³ =
  24. 24.109³ =
  25. 25.106³ =
  26. 26.1019³ =
  27. 27.102³ =
  28. 28.97³ =
  29. 29.102³ =
  30. 30.103³ =
  31. 31.107³ =
  32. 32.1005³ =
  33. 33.99³ =
  34. 34.96³ =
  35. 35.1016³ =
  36. 36.989³ =
  37. 37.1017³ =
  38. 38.103³ =
  39. 39.1003³ =
  40. 40.993³ =

Answer key

  1. 941192
  2. 857375
  3. 804357
  4. 941192
  5. 982107784
  6. 1259712
  7. 1033364331
  8. 1015075125
  9. 912673
  10. 970299
  11. 1061208
  12. 1039509197
  13. 970299
  14. 912673
  15. 1259712
  16. 973242271
  17. 949862087
  18. 830584
  19. 1003003001
  20. 1191016
  21. 1018108216
  22. 941192
  23. 941192
  24. 1295029
  25. 1191016
  26. 1058089859
  27. 1061208
  28. 912673
  29. 1061208
  30. 1092727
  31. 1225043
  32. 1015075125
  33. 970299
  34. 884736
  35. 1048772096
  36. 967361669
  37. 1051871913
  38. 1092727
  39. 1009027027
  40. 979146657

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