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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 89 · 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. 1.243 × 247 =
  2. 2.97 × 93 =
  3. 3.47 × 43 =
  4. 4.29 × 21 =
  5. 5.83 × 87 =
  6. 6.243 × 247 =
  7. 7.47 × 43 =
  8. 8.379 × 371 =
  9. 9.47 × 43 =
  10. 10.381 × 389 =
  11. 11.24 × 26 =
  12. 12.71 × 79 =
  13. 13.67 × 63 =
  14. 14.54 × 56 =
  15. 15.19 × 11 =
  16. 16.96 × 94 =
  17. 17.57 × 53 =
  18. 18.236 × 234 =
  19. 19.171 × 179 =
  20. 20.44 × 46 =
  21. 21.36 × 34 =
  22. 22.81 × 89 =
  23. 23.91 × 99 =
  24. 24.79 × 71 =
  25. 25.365 × 365 =
  26. 26.135 × 135 =
  27. 27.11 × 19 =
  28. 28.47 × 43 =
  29. 29.96 × 94 =
  30. 30.36 × 34 =
  31. 31.284 × 286 =
  32. 32.32 × 38 =
  33. 33.14 × 16 =
  34. 34.31 × 39 =
  35. 35.91 × 99 =
  36. 36.39 × 31 =
  37. 37.88 × 82 =
  38. 38.312 × 318 =
  39. 39.98 × 92 =
  40. 40.104 × 106 =

Answer key

  1. 60021
  2. 9021
  3. 2021
  4. 609
  5. 7221
  6. 60021
  7. 2021
  8. 140609
  9. 2021
  10. 148209
  11. 624
  12. 5609
  13. 4221
  14. 3024
  15. 209
  16. 9024
  17. 3021
  18. 55224
  19. 30609
  20. 2024
  21. 1224
  22. 7209
  23. 9009
  24. 5609
  25. 133225
  26. 18225
  27. 209
  28. 2021
  29. 9024
  30. 1224
  31. 81224
  32. 1216
  33. 224
  34. 1209
  35. 9009
  36. 1209
  37. 7216
  38. 99216
  39. 9016
  40. 11024

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