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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 108 · 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. 1.77 × 73 =
  2. 2.64 × 66 =
  3. 3.85 × 85 =
  4. 4.22 × 28 =
  5. 5.55 × 55 =
  6. 6.312 × 318 =
  7. 7.47 × 43 =
  8. 8.359 × 351 =
  9. 9.146 × 144 =
  10. 10.297 × 293 =
  11. 11.41 × 49 =
  12. 12.98 × 92 =
  13. 13.68 × 62 =
  14. 14.39 × 31 =
  15. 15.37 × 33 =
  16. 16.56 × 54 =
  17. 17.174 × 176 =
  18. 18.113 × 117 =
  19. 19.16 × 14 =
  20. 20.71 × 79 =
  21. 21.56 × 54 =
  22. 22.59 × 51 =
  23. 23.299 × 291 =
  24. 24.101 × 109 =
  25. 25.23 × 27 =
  26. 26.75 × 75 =
  27. 27.44 × 46 =
  28. 28.11 × 19 =
  29. 29.61 × 69 =
  30. 30.355 × 355 =
  31. 31.83 × 87 =
  32. 32.31 × 39 =
  33. 33.318 × 312 =
  34. 34.126 × 124 =
  35. 35.29 × 21 =
  36. 36.28 × 22 =
  37. 37.66 × 64 =
  38. 38.14 × 16 =
  39. 39.68 × 62 =
  40. 40.313 × 317 =

Answer key

  1. 5621
  2. 4224
  3. 7225
  4. 616
  5. 3025
  6. 99216
  7. 2021
  8. 126009
  9. 21024
  10. 87021
  11. 2009
  12. 9016
  13. 4216
  14. 1209
  15. 1221
  16. 3024
  17. 30624
  18. 13221
  19. 224
  20. 5609
  21. 3024
  22. 3009
  23. 87009
  24. 11009
  25. 621
  26. 5625
  27. 2024
  28. 209
  29. 4209
  30. 126025
  31. 7221
  32. 1209
  33. 99216
  34. 15624
  35. 609
  36. 616
  37. 4224
  38. 224
  39. 4216
  40. 99221

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