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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 153 · 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. 1.107³ =
  2. 2.986³ =
  3. 3.1019³ =
  4. 4.987³ =
  5. 5.1019³ =
  6. 6.95³ =
  7. 7.1010³ =
  8. 8.99³ =
  9. 9.95³ =
  10. 10.1005³ =
  11. 11.99³ =
  12. 12.107³ =
  13. 13.98³ =
  14. 14.1003³ =
  15. 15.99³ =
  16. 16.996³ =
  17. 17.1020³ =
  18. 18.104³ =
  19. 19.104³ =
  20. 20.94³ =
  21. 21.106³ =
  22. 22.982³ =
  23. 23.109³ =
  24. 24.96³ =
  25. 25.988³ =
  26. 26.1015³ =
  27. 27.91³ =
  28. 28.1001³ =
  29. 29.1014³ =
  30. 30.103³ =
  31. 31.1004³ =
  32. 32.102³ =
  33. 33.98³ =
  34. 34.103³ =
  35. 35.92³ =
  36. 36.102³ =
  37. 37.97³ =
  38. 38.980³ =
  39. 39.109³ =
  40. 40.981³ =

Answer key

  1. 1225043
  2. 958585256
  3. 1058089859
  4. 961504803
  5. 1058089859
  6. 857375
  7. 1030301000
  8. 970299
  9. 857375
  10. 1015075125
  11. 970299
  12. 1225043
  13. 941192
  14. 1009027027
  15. 970299
  16. 988047936
  17. 1061208000
  18. 1124864
  19. 1124864
  20. 830584
  21. 1191016
  22. 946966168
  23. 1295029
  24. 884736
  25. 964430272
  26. 1045678375
  27. 753571
  28. 1003003001
  29. 1042590744
  30. 1092727
  31. 1012048064
  32. 1061208
  33. 941192
  34. 1092727
  35. 778688
  36. 1061208
  37. 912673
  38. 941192000
  39. 1295029
  40. 944076141

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