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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 475 · 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. 1.99³ =
  2. 2.97³ =
  3. 3.102³ =
  4. 4.101³ =
  5. 5.109³ =
  6. 6.94³ =
  7. 7.92³ =
  8. 8.986³ =
  9. 9.94³ =
  10. 10.986³ =
  11. 11.998³ =
  12. 12.991³ =
  13. 13.1001³ =
  14. 14.98³ =
  15. 15.102³ =
  16. 16.1014³ =
  17. 17.985³ =
  18. 18.102³ =
  19. 19.92³ =
  20. 20.103³ =
  21. 21.997³ =
  22. 22.92³ =
  23. 23.993³ =
  24. 24.102³ =
  25. 25.993³ =
  26. 26.1006³ =
  27. 27.1009³ =
  28. 28.102³ =
  29. 29.91³ =
  30. 30.994³ =
  31. 31.108³ =
  32. 32.93³ =
  33. 33.1017³ =
  34. 34.997³ =
  35. 35.985³ =
  36. 36.987³ =
  37. 37.104³ =
  38. 38.104³ =
  39. 39.109³ =
  40. 40.992³ =

Answer key

  1. 970299
  2. 912673
  3. 1061208
  4. 1030301
  5. 1295029
  6. 830584
  7. 778688
  8. 958585256
  9. 830584
  10. 958585256
  11. 994011992
  12. 973242271
  13. 1003003001
  14. 941192
  15. 1061208
  16. 1042590744
  17. 955671625
  18. 1061208
  19. 778688
  20. 1092727
  21. 991026973
  22. 778688
  23. 979146657
  24. 1061208
  25. 979146657
  26. 1018108216
  27. 1027243729
  28. 1061208
  29. 753571
  30. 982107784
  31. 1259712
  32. 804357
  33. 1051871913
  34. 991026973
  35. 955671625
  36. 961504803
  37. 1124864
  38. 1124864
  39. 1295029
  40. 976191488

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