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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 919 · 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. 1.99 × 91 =
  2. 2.97 × 93 =
  3. 3.11 × 19 =
  4. 4.297 × 293 =
  5. 5.127 × 123 =
  6. 6.67 × 63 =
  7. 7.132 × 138 =
  8. 8.36 × 34 =
  9. 9.71 × 79 =
  10. 10.152 × 158 =
  11. 11.263 × 267 =
  12. 12.13 × 17 =
  13. 13.33 × 37 =
  14. 14.57 × 53 =
  15. 15.26 × 24 =
  16. 16.39 × 31 =
  17. 17.62 × 68 =
  18. 18.16 × 14 =
  19. 19.404 × 406 =
  20. 20.396 × 394 =
  21. 21.33 × 37 =
  22. 22.23 × 27 =
  23. 23.13 × 17 =
  24. 24.38 × 32 =
  25. 25.87 × 83 =
  26. 26.373 × 377 =
  27. 27.83 × 87 =
  28. 28.85 × 85 =
  29. 29.31 × 39 =
  30. 30.211 × 219 =
  31. 31.21 × 29 =
  32. 32.62 × 68 =
  33. 33.217 × 213 =
  34. 34.71 × 79 =
  35. 35.64 × 66 =
  36. 36.15 × 15 =
  37. 37.138 × 132 =
  38. 38.54 × 56 =
  39. 39.24 × 26 =
  40. 40.41 × 49 =

Answer key

  1. 9009
  2. 9021
  3. 209
  4. 87021
  5. 15621
  6. 4221
  7. 18216
  8. 1224
  9. 5609
  10. 24016
  11. 70221
  12. 221
  13. 1221
  14. 3021
  15. 624
  16. 1209
  17. 4216
  18. 224
  19. 164024
  20. 156024
  21. 1221
  22. 621
  23. 221
  24. 1216
  25. 7221
  26. 140621
  27. 7221
  28. 7225
  29. 1209
  30. 46209
  31. 609
  32. 4216
  33. 46221
  34. 5609
  35. 4224
  36. 225
  37. 18216
  38. 3024
  39. 624
  40. 2009

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