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Squares Near 100 Worksheet

Vedic maths trick 16: Squares near 100 and 1000 · Set 307 · 40 sums
TalentJR

The trick (Yavadunam): Find how far the number is from 100 or 1000 (below or above). Left part: go the same distance again (96 → 92, 104 → 108). Right part: the difference squared, with 2 digits for 100 and 3 digits for 1000 (carry the extra).

NameDateTime takenScore ___ / 40
  1. 1.990² =
  2. 2.99² =
  3. 3.89² =
  4. 4.97² =
  5. 5.103² =
  6. 6.989² =
  7. 7.97² =
  8. 8.99² =
  9. 9.89² =
  10. 10.101² =
  11. 11.107² =
  12. 12.1026² =
  13. 13.96² =
  14. 14.96² =
  15. 15.110² =
  16. 16.109² =
  17. 17.101² =
  18. 18.94² =
  19. 19.104² =
  20. 20.98² =
  21. 21.89² =
  22. 22.975² =
  23. 23.95² =
  24. 24.101² =
  25. 25.1014² =
  26. 26.111² =
  27. 27.108² =
  28. 28.99² =
  29. 29.109² =
  30. 30.984² =
  31. 31.991² =
  32. 32.988² =
  33. 33.89² =
  34. 34.95² =
  35. 35.1020² =
  36. 36.101² =
  37. 37.92² =
  38. 38.88² =
  39. 39.99² =
  40. 40.101² =

Answer key

  1. 980100
  2. 9801
  3. 7921
  4. 9409
  5. 10609
  6. 978121
  7. 9409
  8. 9801
  9. 7921
  10. 10201
  11. 11449
  12. 1052676
  13. 9216
  14. 9216
  15. 12100
  16. 11881
  17. 10201
  18. 8836
  19. 10816
  20. 9604
  21. 7921
  22. 950625
  23. 9025
  24. 10201
  25. 1028196
  26. 12321
  27. 11664
  28. 9801
  29. 11881
  30. 968256
  31. 982081
  32. 976144
  33. 7921
  34. 9025
  35. 1040400
  36. 10201
  37. 8464
  38. 7744
  39. 9801
  40. 10201

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