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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 328 · 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. 1.145 × 145 =
  2. 2.121 × 129 =
  3. 3.132 × 138 =
  4. 4.122 × 128 =
  5. 5.169 × 161 =
  6. 6.137 × 133 =
  7. 7.33 × 37 =
  8. 8.93 × 97 =
  9. 9.17 × 13 =
  10. 10.168 × 162 =
  11. 11.46 × 44 =
  12. 12.26 × 24 =
  13. 13.65 × 65 =
  14. 14.51 × 59 =
  15. 15.22 × 28 =
  16. 16.72 × 78 =
  17. 17.346 × 344 =
  18. 18.33 × 37 =
  19. 19.75 × 75 =
  20. 20.55 × 55 =
  21. 21.189 × 181 =
  22. 22.305 × 305 =
  23. 23.25 × 25 =
  24. 24.29 × 21 =
  25. 25.33 × 37 =
  26. 26.26 × 24 =
  27. 27.124 × 126 =
  28. 28.11 × 19 =
  29. 29.41 × 49 =
  30. 30.212 × 218 =
  31. 31.21 × 29 =
  32. 32.51 × 59 =
  33. 33.31 × 39 =
  34. 34.59 × 51 =
  35. 35.82 × 88 =
  36. 36.21 × 29 =
  37. 37.18 × 12 =
  38. 38.31 × 39 =
  39. 39.347 × 343 =
  40. 40.33 × 37 =

Answer key

  1. 21025
  2. 15609
  3. 18216
  4. 15616
  5. 27209
  6. 18221
  7. 1221
  8. 9021
  9. 221
  10. 27216
  11. 2024
  12. 624
  13. 4225
  14. 3009
  15. 616
  16. 5616
  17. 119024
  18. 1221
  19. 5625
  20. 3025
  21. 34209
  22. 93025
  23. 625
  24. 609
  25. 1221
  26. 624
  27. 15624
  28. 209
  29. 2009
  30. 46216
  31. 609
  32. 3009
  33. 1209
  34. 3009
  35. 7216
  36. 609
  37. 216
  38. 1209
  39. 119021
  40. 1221

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