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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 608 · 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. 1.107³ =
  2. 2.97³ =
  3. 3.107³ =
  4. 4.101³ =
  5. 5.994³ =
  6. 6.1001³ =
  7. 7.984³ =
  8. 8.105³ =
  9. 9.1004³ =
  10. 10.1003³ =
  11. 11.997³ =
  12. 12.1018³ =
  13. 13.98³ =
  14. 14.102³ =
  15. 15.992³ =
  16. 16.989³ =
  17. 17.985³ =
  18. 18.91³ =
  19. 19.105³ =
  20. 20.91³ =
  21. 21.991³ =
  22. 22.986³ =
  23. 23.988³ =
  24. 24.103³ =
  25. 25.97³ =
  26. 26.96³ =
  27. 27.102³ =
  28. 28.993³ =
  29. 29.983³ =
  30. 30.986³ =
  31. 31.99³ =
  32. 32.105³ =
  33. 33.104³ =
  34. 34.1004³ =
  35. 35.101³ =
  36. 36.1005³ =
  37. 37.106³ =
  38. 38.1001³ =
  39. 39.988³ =
  40. 40.106³ =

Answer key

  1. 1225043
  2. 912673
  3. 1225043
  4. 1030301
  5. 982107784
  6. 1003003001
  7. 952763904
  8. 1157625
  9. 1012048064
  10. 1009027027
  11. 991026973
  12. 1054977832
  13. 941192
  14. 1061208
  15. 976191488
  16. 967361669
  17. 955671625
  18. 753571
  19. 1157625
  20. 753571
  21. 973242271
  22. 958585256
  23. 964430272
  24. 1092727
  25. 912673
  26. 884736
  27. 1061208
  28. 979146657
  29. 949862087
  30. 958585256
  31. 970299
  32. 1157625
  33. 1124864
  34. 1012048064
  35. 1030301
  36. 1015075125
  37. 1191016
  38. 1003003001
  39. 964430272
  40. 1191016

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