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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 728 · 40 sums
TalentJR

The trick (Antyayoreva): Check: same front part, last digits add up to 10. Left part: front part × the next number. Right part: multiply the last digits — always write it with 2 digits.

NameDateTime takenScore ___ / 40
  1. 1.31 × 39 =
  2. 2.68 × 62 =
  3. 3.16 × 14 =
  4. 4.65 × 65 =
  5. 5.66 × 64 =
  6. 6.49 × 41 =
  7. 7.33 × 37 =
  8. 8.86 × 84 =
  9. 9.115 × 115 =
  10. 10.31 × 39 =
  11. 11.81 × 89 =
  12. 12.81 × 89 =
  13. 13.389 × 381 =
  14. 14.56 × 54 =
  15. 15.14 × 16 =
  16. 16.49 × 41 =
  17. 17.78 × 72 =
  18. 18.73 × 77 =
  19. 19.71 × 79 =
  20. 20.167 × 163 =
  21. 21.76 × 74 =
  22. 22.206 × 204 =
  23. 23.73 × 77 =
  24. 24.262 × 268 =
  25. 25.89 × 81 =
  26. 26.15 × 15 =
  27. 27.73 × 77 =
  28. 28.58 × 52 =
  29. 29.81 × 89 =
  30. 30.99 × 91 =
  31. 31.66 × 64 =
  32. 32.89 × 81 =
  33. 33.129 × 121 =
  34. 34.92 × 98 =
  35. 35.41 × 49 =
  36. 36.41 × 49 =
  37. 37.81 × 89 =
  38. 38.376 × 374 =
  39. 39.74 × 76 =
  40. 40.267 × 263 =

Answer key

  1. 1209
  2. 4216
  3. 224
  4. 4225
  5. 4224
  6. 2009
  7. 1221
  8. 7224
  9. 13225
  10. 1209
  11. 7209
  12. 7209
  13. 148209
  14. 3024
  15. 224
  16. 2009
  17. 5616
  18. 5621
  19. 5609
  20. 27221
  21. 5624
  22. 42024
  23. 5621
  24. 70216
  25. 7209
  26. 225
  27. 5621
  28. 3016
  29. 7209
  30. 9009
  31. 4224
  32. 7209
  33. 15609
  34. 9016
  35. 2009
  36. 2009
  37. 7209
  38. 140624
  39. 5624
  40. 70221

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