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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 452 · 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. 1.84 × 86 =
  2. 2.379 × 371 =
  3. 3.83 × 87 =
  4. 4.148 × 142 =
  5. 5.15 × 15 =
  6. 6.147 × 143 =
  7. 7.21 × 29 =
  8. 8.29 × 21 =
  9. 9.85 × 85 =
  10. 10.218 × 212 =
  11. 11.45 × 45 =
  12. 12.29 × 21 =
  13. 13.72 × 78 =
  14. 14.71 × 79 =
  15. 15.155 × 155 =
  16. 16.173 × 177 =
  17. 17.46 × 44 =
  18. 18.298 × 292 =
  19. 19.57 × 53 =
  20. 20.77 × 73 =
  21. 21.157 × 153 =
  22. 22.345 × 345 =
  23. 23.65 × 65 =
  24. 24.57 × 53 =
  25. 25.58 × 52 =
  26. 26.43 × 47 =
  27. 27.32 × 38 =
  28. 28.161 × 169 =
  29. 29.61 × 69 =
  30. 30.16 × 14 =
  31. 31.393 × 397 =
  32. 32.91 × 99 =
  33. 33.401 × 409 =
  34. 34.48 × 42 =
  35. 35.84 × 86 =
  36. 36.231 × 239 =
  37. 37.34 × 36 =
  38. 38.179 × 171 =
  39. 39.62 × 68 =
  40. 40.25 × 25 =

Answer key

  1. 7224
  2. 140609
  3. 7221
  4. 21016
  5. 225
  6. 21021
  7. 609
  8. 609
  9. 7225
  10. 46216
  11. 2025
  12. 609
  13. 5616
  14. 5609
  15. 24025
  16. 30621
  17. 2024
  18. 87016
  19. 3021
  20. 5621
  21. 24021
  22. 119025
  23. 4225
  24. 3021
  25. 3016
  26. 2021
  27. 1216
  28. 27209
  29. 4209
  30. 224
  31. 156021
  32. 9009
  33. 164009
  34. 2016
  35. 7224
  36. 55209
  37. 1224
  38. 30609
  39. 4216
  40. 625

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