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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 227 · 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. 1.161 × 169 =
  2. 2.82 × 88 =
  3. 3.76 × 74 =
  4. 4.13 × 17 =
  5. 5.91 × 99 =
  6. 6.31 × 39 =
  7. 7.243 × 247 =
  8. 8.18 × 12 =
  9. 9.11 × 19 =
  10. 10.32 × 38 =
  11. 11.53 × 57 =
  12. 12.19 × 11 =
  13. 13.93 × 97 =
  14. 14.13 × 17 =
  15. 15.91 × 99 =
  16. 16.97 × 93 =
  17. 17.302 × 308 =
  18. 18.15 × 15 =
  19. 19.402 × 408 =
  20. 20.38 × 32 =
  21. 21.63 × 67 =
  22. 22.54 × 56 =
  23. 23.74 × 76 =
  24. 24.346 × 344 =
  25. 25.67 × 63 =
  26. 26.66 × 64 =
  27. 27.92 × 98 =
  28. 28.76 × 74 =
  29. 29.62 × 68 =
  30. 30.122 × 128 =
  31. 31.209 × 201 =
  32. 32.91 × 99 =
  33. 33.22 × 28 =
  34. 34.34 × 36 =
  35. 35.178 × 172 =
  36. 36.78 × 72 =
  37. 37.26 × 24 =
  38. 38.42 × 48 =
  39. 39.375 × 375 =
  40. 40.92 × 98 =

Answer key

  1. 27209
  2. 7216
  3. 5624
  4. 221
  5. 9009
  6. 1209
  7. 60021
  8. 216
  9. 209
  10. 1216
  11. 3021
  12. 209
  13. 9021
  14. 221
  15. 9009
  16. 9021
  17. 93016
  18. 225
  19. 164016
  20. 1216
  21. 4221
  22. 3024
  23. 5624
  24. 119024
  25. 4221
  26. 4224
  27. 9016
  28. 5624
  29. 4216
  30. 15616
  31. 42009
  32. 9009
  33. 616
  34. 1224
  35. 30616
  36. 5616
  37. 624
  38. 2016
  39. 140625
  40. 9016

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