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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 790 · 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. 1.15 × 15 =
  2. 2.147 × 143 =
  3. 3.182 × 188 =
  4. 4.73 × 77 =
  5. 5.18 × 12 =
  6. 6.405 × 405 =
  7. 7.61 × 69 =
  8. 8.195 × 195 =
  9. 9.61 × 69 =
  10. 10.206 × 204 =
  11. 11.13 × 17 =
  12. 12.66 × 64 =
  13. 13.79 × 71 =
  14. 14.23 × 27 =
  15. 15.18 × 12 =
  16. 16.32 × 38 =
  17. 17.161 × 169 =
  18. 18.17 × 13 =
  19. 19.363 × 367 =
  20. 20.36 × 34 =
  21. 21.43 × 47 =
  22. 22.356 × 354 =
  23. 23.175 × 175 =
  24. 24.24 × 26 =
  25. 25.77 × 73 =
  26. 26.82 × 88 =
  27. 27.72 × 78 =
  28. 28.57 × 53 =
  29. 29.21 × 29 =
  30. 30.77 × 73 =
  31. 31.314 × 316 =
  32. 32.32 × 38 =
  33. 33.51 × 59 =
  34. 34.94 × 96 =
  35. 35.39 × 31 =
  36. 36.38 × 32 =
  37. 37.96 × 94 =
  38. 38.84 × 86 =
  39. 39.251 × 259 =
  40. 40.67 × 63 =

Answer key

  1. 225
  2. 21021
  3. 34216
  4. 5621
  5. 216
  6. 164025
  7. 4209
  8. 38025
  9. 4209
  10. 42024
  11. 221
  12. 4224
  13. 5609
  14. 621
  15. 216
  16. 1216
  17. 27209
  18. 221
  19. 133221
  20. 1224
  21. 2021
  22. 126024
  23. 30625
  24. 624
  25. 5621
  26. 7216
  27. 5616
  28. 3021
  29. 609
  30. 5621
  31. 99224
  32. 1216
  33. 3009
  34. 9024
  35. 1209
  36. 1216
  37. 9024
  38. 7224
  39. 65009
  40. 4221

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