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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 962 · 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. 2.102³ =
  3. 3.98³ =
  4. 4.109³ =
  5. 5.102³ =
  6. 6.992³ =
  7. 7.108³ =
  8. 8.109³ =
  9. 9.99³ =
  10. 10.96³ =
  11. 11.1002³ =
  12. 12.98³ =
  13. 13.96³ =
  14. 14.1018³ =
  15. 15.91³ =
  16. 16.91³ =
  17. 17.96³ =
  18. 18.95³ =
  19. 19.997³ =
  20. 20.1011³ =
  21. 21.990³ =
  22. 22.1007³ =
  23. 23.95³ =
  24. 24.108³ =
  25. 25.108³ =
  26. 26.99³ =
  27. 27.94³ =
  28. 28.97³ =
  29. 29.93³ =
  30. 30.1010³ =
  31. 31.984³ =
  32. 32.989³ =
  33. 33.95³ =
  34. 34.986³ =
  35. 35.96³ =
  36. 36.95³ =
  37. 37.1014³ =
  38. 38.981³ =
  39. 39.1003³ =
  40. 40.992³ =

Answer key

  1. 753571
  2. 1061208
  3. 941192
  4. 1295029
  5. 1061208
  6. 976191488
  7. 1259712
  8. 1295029
  9. 970299
  10. 884736
  11. 1006012008
  12. 941192
  13. 884736
  14. 1054977832
  15. 753571
  16. 753571
  17. 884736
  18. 857375
  19. 991026973
  20. 1033364331
  21. 970299000
  22. 1021147343
  23. 857375
  24. 1259712
  25. 1259712
  26. 970299
  27. 830584
  28. 912673
  29. 804357
  30. 1030301000
  31. 952763904
  32. 967361669
  33. 857375
  34. 958585256
  35. 884736
  36. 857375
  37. 1042590744
  38. 944076141
  39. 1009027027
  40. 976191488

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