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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 884 · 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. 1.106³ =
  2. 2.993³ =
  3. 3.109³ =
  4. 4.985³ =
  5. 5.1001³ =
  6. 6.99³ =
  7. 7.996³ =
  8. 8.103³ =
  9. 9.985³ =
  10. 10.104³ =
  11. 11.99³ =
  12. 12.995³ =
  13. 13.1018³ =
  14. 14.97³ =
  15. 15.108³ =
  16. 16.983³ =
  17. 17.1011³ =
  18. 18.102³ =
  19. 19.997³ =
  20. 20.1007³ =
  21. 21.92³ =
  22. 22.1017³ =
  23. 23.1020³ =
  24. 24.101³ =
  25. 25.1012³ =
  26. 26.1014³ =
  27. 27.993³ =
  28. 28.1002³ =
  29. 29.107³ =
  30. 30.92³ =
  31. 31.91³ =
  32. 32.102³ =
  33. 33.97³ =
  34. 34.988³ =
  35. 35.988³ =
  36. 36.101³ =
  37. 37.109³ =
  38. 38.102³ =
  39. 39.1001³ =
  40. 40.99³ =

Answer key

  1. 1191016
  2. 979146657
  3. 1295029
  4. 955671625
  5. 1003003001
  6. 970299
  7. 988047936
  8. 1092727
  9. 955671625
  10. 1124864
  11. 970299
  12. 985074875
  13. 1054977832
  14. 912673
  15. 1259712
  16. 949862087
  17. 1033364331
  18. 1061208
  19. 991026973
  20. 1021147343
  21. 778688
  22. 1051871913
  23. 1061208000
  24. 1030301
  25. 1036433728
  26. 1042590744
  27. 979146657
  28. 1006012008
  29. 1225043
  30. 778688
  31. 753571
  32. 1061208
  33. 912673
  34. 964430272
  35. 964430272
  36. 1030301
  37. 1295029
  38. 1061208
  39. 1003003001
  40. 970299

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