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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 221 · 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. 1.75 × 75 =
  2. 2.72 × 78 =
  3. 3.279 × 271 =
  4. 4.94 × 96 =
  5. 5.321 × 329 =
  6. 6.11 × 19 =
  7. 7.31 × 39 =
  8. 8.281 × 289 =
  9. 9.62 × 68 =
  10. 10.409 × 401 =
  11. 11.172 × 178 =
  12. 12.61 × 69 =
  13. 13.97 × 93 =
  14. 14.14 × 16 =
  15. 15.107 × 103 =
  16. 16.381 × 389 =
  17. 17.384 × 386 =
  18. 18.99 × 91 =
  19. 19.64 × 66 =
  20. 20.55 × 55 =
  21. 21.74 × 76 =
  22. 22.133 × 137 =
  23. 23.12 × 18 =
  24. 24.38 × 32 =
  25. 25.313 × 317 =
  26. 26.32 × 38 =
  27. 27.33 × 37 =
  28. 28.63 × 67 =
  29. 29.76 × 74 =
  30. 30.52 × 58 =
  31. 31.181 × 189 =
  32. 32.58 × 52 =
  33. 33.86 × 84 =
  34. 34.13 × 17 =
  35. 35.42 × 48 =
  36. 36.83 × 87 =
  37. 37.242 × 248 =
  38. 38.38 × 32 =
  39. 39.173 × 177 =
  40. 40.72 × 78 =

Answer key

  1. 5625
  2. 5616
  3. 75609
  4. 9024
  5. 105609
  6. 209
  7. 1209
  8. 81209
  9. 4216
  10. 164009
  11. 30616
  12. 4209
  13. 9021
  14. 224
  15. 11021
  16. 148209
  17. 148224
  18. 9009
  19. 4224
  20. 3025
  21. 5624
  22. 18221
  23. 216
  24. 1216
  25. 99221
  26. 1216
  27. 1221
  28. 4221
  29. 5624
  30. 3016
  31. 34209
  32. 3016
  33. 7224
  34. 221
  35. 2016
  36. 7221
  37. 60016
  38. 1216
  39. 30621
  40. 5616

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