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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 303 · 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. 1.63 × 67 =
  2. 2.64 × 66 =
  3. 3.258 × 252 =
  4. 4.15 × 15 =
  5. 5.69 × 61 =
  6. 6.242 × 248 =
  7. 7.89 × 81 =
  8. 8.16 × 14 =
  9. 9.82 × 88 =
  10. 10.23 × 27 =
  11. 11.62 × 68 =
  12. 12.53 × 57 =
  13. 13.125 × 125 =
  14. 14.88 × 82 =
  15. 15.193 × 197 =
  16. 16.323 × 327 =
  17. 17.64 × 66 =
  18. 18.175 × 175 =
  19. 19.64 × 66 =
  20. 20.187 × 183 =
  21. 21.51 × 59 =
  22. 22.88 × 82 =
  23. 23.73 × 77 =
  24. 24.21 × 29 =
  25. 25.73 × 77 =
  26. 26.17 × 13 =
  27. 27.83 × 87 =
  28. 28.282 × 288 =
  29. 29.407 × 403 =
  30. 30.27 × 23 =
  31. 31.274 × 276 =
  32. 32.61 × 69 =
  33. 33.68 × 62 =
  34. 34.31 × 39 =
  35. 35.87 × 83 =
  36. 36.82 × 88 =
  37. 37.353 × 357 =
  38. 38.23 × 27 =
  39. 39.77 × 73 =
  40. 40.87 × 83 =

Answer key

  1. 4221
  2. 4224
  3. 65016
  4. 225
  5. 4209
  6. 60016
  7. 7209
  8. 224
  9. 7216
  10. 621
  11. 4216
  12. 3021
  13. 15625
  14. 7216
  15. 38021
  16. 105621
  17. 4224
  18. 30625
  19. 4224
  20. 34221
  21. 3009
  22. 7216
  23. 5621
  24. 609
  25. 5621
  26. 221
  27. 7221
  28. 81216
  29. 164021
  30. 621
  31. 75624
  32. 4209
  33. 4216
  34. 1209
  35. 7221
  36. 7216
  37. 126021
  38. 621
  39. 5621
  40. 7221

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