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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 788 · 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. 1.102³ =
  2. 2.992³ =
  3. 3.99³ =
  4. 4.982³ =
  5. 5.104³ =
  6. 6.993³ =
  7. 7.106³ =
  8. 8.104³ =
  9. 9.98³ =
  10. 10.1004³ =
  11. 11.1017³ =
  12. 12.94³ =
  13. 13.101³ =
  14. 14.1004³ =
  15. 15.1009³ =
  16. 16.96³ =
  17. 17.94³ =
  18. 18.986³ =
  19. 19.1007³ =
  20. 20.985³ =
  21. 21.1008³ =
  22. 22.989³ =
  23. 23.95³ =
  24. 24.980³ =
  25. 25.96³ =
  26. 26.91³ =
  27. 27.1017³ =
  28. 28.990³ =
  29. 29.96³ =
  30. 30.989³ =
  31. 31.91³ =
  32. 32.985³ =
  33. 33.991³ =
  34. 34.107³ =
  35. 35.994³ =
  36. 36.92³ =
  37. 37.1015³ =
  38. 38.95³ =
  39. 39.996³ =
  40. 40.107³ =

Answer key

  1. 1061208
  2. 976191488
  3. 970299
  4. 946966168
  5. 1124864
  6. 979146657
  7. 1191016
  8. 1124864
  9. 941192
  10. 1012048064
  11. 1051871913
  12. 830584
  13. 1030301
  14. 1012048064
  15. 1027243729
  16. 884736
  17. 830584
  18. 958585256
  19. 1021147343
  20. 955671625
  21. 1024192512
  22. 967361669
  23. 857375
  24. 941192000
  25. 884736
  26. 753571
  27. 1051871913
  28. 970299000
  29. 884736
  30. 967361669
  31. 753571
  32. 955671625
  33. 973242271
  34. 1225043
  35. 982107784
  36. 778688
  37. 1045678375
  38. 857375
  39. 988047936
  40. 1225043

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