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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 637 · 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. 1.97³ =
  2. 2.95³ =
  3. 3.99³ =
  4. 4.980³ =
  5. 5.109³ =
  6. 6.105³ =
  7. 7.93³ =
  8. 8.107³ =
  9. 9.1005³ =
  10. 10.994³ =
  11. 11.98³ =
  12. 12.108³ =
  13. 13.91³ =
  14. 14.95³ =
  15. 15.95³ =
  16. 16.103³ =
  17. 17.107³ =
  18. 18.104³ =
  19. 19.1013³ =
  20. 20.94³ =
  21. 21.92³ =
  22. 22.94³ =
  23. 23.94³ =
  24. 24.99³ =
  25. 25.1019³ =
  26. 26.93³ =
  27. 27.1020³ =
  28. 28.108³ =
  29. 29.102³ =
  30. 30.1014³ =
  31. 31.102³ =
  32. 32.97³ =
  33. 33.994³ =
  34. 34.989³ =
  35. 35.109³ =
  36. 36.1010³ =
  37. 37.986³ =
  38. 38.101³ =
  39. 39.95³ =
  40. 40.985³ =

Answer key

  1. 912673
  2. 857375
  3. 970299
  4. 941192000
  5. 1295029
  6. 1157625
  7. 804357
  8. 1225043
  9. 1015075125
  10. 982107784
  11. 941192
  12. 1259712
  13. 753571
  14. 857375
  15. 857375
  16. 1092727
  17. 1225043
  18. 1124864
  19. 1039509197
  20. 830584
  21. 778688
  22. 830584
  23. 830584
  24. 970299
  25. 1058089859
  26. 804357
  27. 1061208000
  28. 1259712
  29. 1061208
  30. 1042590744
  31. 1061208
  32. 912673
  33. 982107784
  34. 967361669
  35. 1295029
  36. 1030301000
  37. 958585256
  38. 1030301
  39. 857375
  40. 955671625

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