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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 542 · 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. 1.992³ =
  2. 2.109³ =
  3. 3.92³ =
  4. 4.98³ =
  5. 5.93³ =
  6. 6.103³ =
  7. 7.108³ =
  8. 8.103³ =
  9. 9.92³ =
  10. 10.104³ =
  11. 11.986³ =
  12. 12.1010³ =
  13. 13.985³ =
  14. 14.103³ =
  15. 15.95³ =
  16. 16.103³ =
  17. 17.108³ =
  18. 18.109³ =
  19. 19.92³ =
  20. 20.1014³ =
  21. 21.984³ =
  22. 22.986³ =
  23. 23.99³ =
  24. 24.1019³ =
  25. 25.105³ =
  26. 26.101³ =
  27. 27.103³ =
  28. 28.983³ =
  29. 29.98³ =
  30. 30.103³ =
  31. 31.1006³ =
  32. 32.102³ =
  33. 33.988³ =
  34. 34.108³ =
  35. 35.989³ =
  36. 36.991³ =
  37. 37.1001³ =
  38. 38.1013³ =
  39. 39.108³ =
  40. 40.1020³ =

Answer key

  1. 976191488
  2. 1295029
  3. 778688
  4. 941192
  5. 804357
  6. 1092727
  7. 1259712
  8. 1092727
  9. 778688
  10. 1124864
  11. 958585256
  12. 1030301000
  13. 955671625
  14. 1092727
  15. 857375
  16. 1092727
  17. 1259712
  18. 1295029
  19. 778688
  20. 1042590744
  21. 952763904
  22. 958585256
  23. 970299
  24. 1058089859
  25. 1157625
  26. 1030301
  27. 1092727
  28. 949862087
  29. 941192
  30. 1092727
  31. 1018108216
  32. 1061208
  33. 964430272
  34. 1259712
  35. 967361669
  36. 973242271
  37. 1003003001
  38. 1039509197
  39. 1259712
  40. 1061208000

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