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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 837 · 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. 1.95³ =
  2. 2.106³ =
  3. 3.1004³ =
  4. 4.980³ =
  5. 5.998³ =
  6. 6.1013³ =
  7. 7.1004³ =
  8. 8.108³ =
  9. 9.92³ =
  10. 10.985³ =
  11. 11.1010³ =
  12. 12.101³ =
  13. 13.95³ =
  14. 14.103³ =
  15. 15.1007³ =
  16. 16.95³ =
  17. 17.97³ =
  18. 18.1018³ =
  19. 19.103³ =
  20. 20.92³ =
  21. 21.996³ =
  22. 22.994³ =
  23. 23.107³ =
  24. 24.986³ =
  25. 25.101³ =
  26. 26.986³ =
  27. 27.99³ =
  28. 28.994³ =
  29. 29.97³ =
  30. 30.108³ =
  31. 31.92³ =
  32. 32.98³ =
  33. 33.95³ =
  34. 34.1005³ =
  35. 35.1001³ =
  36. 36.102³ =
  37. 37.107³ =
  38. 38.99³ =
  39. 39.1007³ =
  40. 40.995³ =

Answer key

  1. 857375
  2. 1191016
  3. 1012048064
  4. 941192000
  5. 994011992
  6. 1039509197
  7. 1012048064
  8. 1259712
  9. 778688
  10. 955671625
  11. 1030301000
  12. 1030301
  13. 857375
  14. 1092727
  15. 1021147343
  16. 857375
  17. 912673
  18. 1054977832
  19. 1092727
  20. 778688
  21. 988047936
  22. 982107784
  23. 1225043
  24. 958585256
  25. 1030301
  26. 958585256
  27. 970299
  28. 982107784
  29. 912673
  30. 1259712
  31. 778688
  32. 941192
  33. 857375
  34. 1015075125
  35. 1003003001
  36. 1061208
  37. 1225043
  38. 970299
  39. 1021147343
  40. 985074875

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