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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 49 · 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. 2.104³ =
  3. 3.984³ =
  4. 4.101³ =
  5. 5.97³ =
  6. 6.996³ =
  7. 7.1018³ =
  8. 8.1012³ =
  9. 9.93³ =
  10. 10.97³ =
  11. 11.106³ =
  12. 12.95³ =
  13. 13.99³ =
  14. 14.98³ =
  15. 15.995³ =
  16. 16.91³ =
  17. 17.104³ =
  18. 18.1020³ =
  19. 19.1003³ =
  20. 20.101³ =
  21. 21.995³ =
  22. 22.989³ =
  23. 23.988³ =
  24. 24.994³ =
  25. 25.982³ =
  26. 26.989³ =
  27. 27.97³ =
  28. 28.999³ =
  29. 29.991³ =
  30. 30.994³ =
  31. 31.101³ =
  32. 32.99³ =
  33. 33.94³ =
  34. 34.102³ =
  35. 35.103³ =
  36. 36.981³ =
  37. 37.104³ =
  38. 38.1001³ =
  39. 39.104³ =
  40. 40.982³ =

Answer key

  1. 1191016
  2. 1124864
  3. 952763904
  4. 1030301
  5. 912673
  6. 988047936
  7. 1054977832
  8. 1036433728
  9. 804357
  10. 912673
  11. 1191016
  12. 857375
  13. 970299
  14. 941192
  15. 985074875
  16. 753571
  17. 1124864
  18. 1061208000
  19. 1009027027
  20. 1030301
  21. 985074875
  22. 967361669
  23. 964430272
  24. 982107784
  25. 946966168
  26. 967361669
  27. 912673
  28. 997002999
  29. 973242271
  30. 982107784
  31. 1030301
  32. 970299
  33. 830584
  34. 1061208
  35. 1092727
  36. 944076141
  37. 1124864
  38. 1003003001
  39. 1124864
  40. 946966168

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