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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 933 · 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. 1.85 × 85 =
  2. 2.21 × 29 =
  3. 3.128 × 122 =
  4. 4.24 × 26 =
  5. 5.333 × 337 =
  6. 6.93 × 97 =
  7. 7.254 × 256 =
  8. 8.33 × 37 =
  9. 9.29 × 21 =
  10. 10.29 × 21 =
  11. 11.88 × 82 =
  12. 12.87 × 83 =
  13. 13.36 × 34 =
  14. 14.44 × 46 =
  15. 15.165 × 165 =
  16. 16.31 × 39 =
  17. 17.92 × 98 =
  18. 18.91 × 99 =
  19. 19.98 × 92 =
  20. 20.43 × 47 =
  21. 21.19 × 11 =
  22. 22.79 × 71 =
  23. 23.347 × 343 =
  24. 24.18 × 12 =
  25. 25.13 × 17 =
  26. 26.84 × 86 =
  27. 27.18 × 12 =
  28. 28.86 × 84 =
  29. 29.303 × 307 =
  30. 30.305 × 305 =
  31. 31.46 × 44 =
  32. 32.23 × 27 =
  33. 33.31 × 39 =
  34. 34.131 × 139 =
  35. 35.181 × 189 =
  36. 36.375 × 375 =
  37. 37.17 × 13 =
  38. 38.43 × 47 =
  39. 39.301 × 309 =
  40. 40.54 × 56 =

Answer key

  1. 7225
  2. 609
  3. 15616
  4. 624
  5. 112221
  6. 9021
  7. 65024
  8. 1221
  9. 609
  10. 609
  11. 7216
  12. 7221
  13. 1224
  14. 2024
  15. 27225
  16. 1209
  17. 9016
  18. 9009
  19. 9016
  20. 2021
  21. 209
  22. 5609
  23. 119021
  24. 216
  25. 221
  26. 7224
  27. 216
  28. 7224
  29. 93021
  30. 93025
  31. 2024
  32. 621
  33. 1209
  34. 18209
  35. 34209
  36. 140625
  37. 221
  38. 2021
  39. 93009
  40. 3024

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