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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 167 · 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. 1.91³ =
  2. 2.98³ =
  3. 3.105³ =
  4. 4.97³ =
  5. 5.107³ =
  6. 6.109³ =
  7. 7.93³ =
  8. 8.107³ =
  9. 9.1002³ =
  10. 10.99³ =
  11. 11.107³ =
  12. 12.103³ =
  13. 13.91³ =
  14. 14.92³ =
  15. 15.107³ =
  16. 16.97³ =
  17. 17.997³ =
  18. 18.103³ =
  19. 19.91³ =
  20. 20.1018³ =
  21. 21.998³ =
  22. 22.99³ =
  23. 23.91³ =
  24. 24.106³ =
  25. 25.96³ =
  26. 26.993³ =
  27. 27.98³ =
  28. 28.103³ =
  29. 29.1015³ =
  30. 30.92³ =
  31. 31.992³ =
  32. 32.1019³ =
  33. 33.104³ =
  34. 34.1018³ =
  35. 35.105³ =
  36. 36.1005³ =
  37. 37.107³ =
  38. 38.991³ =
  39. 39.107³ =
  40. 40.106³ =

Answer key

  1. 753571
  2. 941192
  3. 1157625
  4. 912673
  5. 1225043
  6. 1295029
  7. 804357
  8. 1225043
  9. 1006012008
  10. 970299
  11. 1225043
  12. 1092727
  13. 753571
  14. 778688
  15. 1225043
  16. 912673
  17. 991026973
  18. 1092727
  19. 753571
  20. 1054977832
  21. 994011992
  22. 970299
  23. 753571
  24. 1191016
  25. 884736
  26. 979146657
  27. 941192
  28. 1092727
  29. 1045678375
  30. 778688
  31. 976191488
  32. 1058089859
  33. 1124864
  34. 1054977832
  35. 1157625
  36. 1015075125
  37. 1225043
  38. 973242271
  39. 1225043
  40. 1191016

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