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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 444 · 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. 1.103³ =
  2. 2.994³ =
  3. 3.103³ =
  4. 4.92³ =
  5. 5.96³ =
  6. 6.1009³ =
  7. 7.94³ =
  8. 8.97³ =
  9. 9.103³ =
  10. 10.998³ =
  11. 11.95³ =
  12. 12.986³ =
  13. 13.107³ =
  14. 14.96³ =
  15. 15.93³ =
  16. 16.994³ =
  17. 17.91³ =
  18. 18.102³ =
  19. 19.1005³ =
  20. 20.108³ =
  21. 21.97³ =
  22. 22.95³ =
  23. 23.999³ =
  24. 24.1014³ =
  25. 25.97³ =
  26. 26.109³ =
  27. 27.989³ =
  28. 28.98³ =
  29. 29.108³ =
  30. 30.1020³ =
  31. 31.94³ =
  32. 32.1015³ =
  33. 33.1017³ =
  34. 34.101³ =
  35. 35.97³ =
  36. 36.108³ =
  37. 37.1001³ =
  38. 38.108³ =
  39. 39.106³ =
  40. 40.103³ =

Answer key

  1. 1092727
  2. 982107784
  3. 1092727
  4. 778688
  5. 884736
  6. 1027243729
  7. 830584
  8. 912673
  9. 1092727
  10. 994011992
  11. 857375
  12. 958585256
  13. 1225043
  14. 884736
  15. 804357
  16. 982107784
  17. 753571
  18. 1061208
  19. 1015075125
  20. 1259712
  21. 912673
  22. 857375
  23. 997002999
  24. 1042590744
  25. 912673
  26. 1295029
  27. 967361669
  28. 941192
  29. 1259712
  30. 1061208000
  31. 830584
  32. 1045678375
  33. 1051871913
  34. 1030301
  35. 912673
  36. 1259712
  37. 1003003001
  38. 1259712
  39. 1191016
  40. 1092727

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