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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 478 · 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. 1.41 × 49 =
  2. 2.85 × 85 =
  3. 3.27 × 23 =
  4. 4.32 × 38 =
  5. 5.99 × 91 =
  6. 6.307 × 303 =
  7. 7.47 × 43 =
  8. 8.22 × 28 =
  9. 9.46 × 44 =
  10. 10.124 × 126 =
  11. 11.33 × 37 =
  12. 12.12 × 18 =
  13. 13.133 × 137 =
  14. 14.81 × 89 =
  15. 15.363 × 367 =
  16. 16.79 × 71 =
  17. 17.279 × 271 =
  18. 18.26 × 24 =
  19. 19.221 × 229 =
  20. 20.62 × 68 =
  21. 21.49 × 41 =
  22. 22.22 × 28 =
  23. 23.52 × 58 =
  24. 24.262 × 268 =
  25. 25.78 × 72 =
  26. 26.71 × 79 =
  27. 27.62 × 68 =
  28. 28.184 × 186 =
  29. 29.81 × 89 =
  30. 30.27 × 23 =
  31. 31.185 × 185 =
  32. 32.29 × 21 =
  33. 33.59 × 51 =
  34. 34.79 × 71 =
  35. 35.76 × 74 =
  36. 36.19 × 11 =
  37. 37.356 × 354 =
  38. 38.132 × 138 =
  39. 39.97 × 93 =
  40. 40.115 × 115 =

Answer key

  1. 2009
  2. 7225
  3. 621
  4. 1216
  5. 9009
  6. 93021
  7. 2021
  8. 616
  9. 2024
  10. 15624
  11. 1221
  12. 216
  13. 18221
  14. 7209
  15. 133221
  16. 5609
  17. 75609
  18. 624
  19. 50609
  20. 4216
  21. 2009
  22. 616
  23. 3016
  24. 70216
  25. 5616
  26. 5609
  27. 4216
  28. 34224
  29. 7209
  30. 621
  31. 34225
  32. 609
  33. 3009
  34. 5609
  35. 5624
  36. 209
  37. 126024
  38. 18216
  39. 9021
  40. 13225

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