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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 394 · 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. 1.75 × 75 =
  2. 2.99 × 91 =
  3. 3.35 × 35 =
  4. 4.42 × 48 =
  5. 5.333 × 337 =
  6. 6.29 × 21 =
  7. 7.31 × 39 =
  8. 8.68 × 62 =
  9. 9.165 × 165 =
  10. 10.45 × 45 =
  11. 11.11 × 19 =
  12. 12.181 × 189 =
  13. 13.351 × 359 =
  14. 14.11 × 19 =
  15. 15.98 × 92 =
  16. 16.49 × 41 =
  17. 17.27 × 23 =
  18. 18.206 × 204 =
  19. 19.39 × 31 =
  20. 20.204 × 206 =
  21. 21.407 × 403 =
  22. 22.11 × 19 =
  23. 23.48 × 42 =
  24. 24.12 × 18 =
  25. 25.11 × 19 =
  26. 26.65 × 65 =
  27. 27.14 × 16 =
  28. 28.63 × 67 =
  29. 29.17 × 13 =
  30. 30.61 × 69 =
  31. 31.137 × 133 =
  32. 32.42 × 48 =
  33. 33.91 × 99 =
  34. 34.69 × 61 =
  35. 35.64 × 66 =
  36. 36.26 × 24 =
  37. 37.72 × 78 =
  38. 38.23 × 27 =
  39. 39.77 × 73 =
  40. 40.92 × 98 =

Answer key

  1. 5625
  2. 9009
  3. 1225
  4. 2016
  5. 112221
  6. 609
  7. 1209
  8. 4216
  9. 27225
  10. 2025
  11. 209
  12. 34209
  13. 126009
  14. 209
  15. 9016
  16. 2009
  17. 621
  18. 42024
  19. 1209
  20. 42024
  21. 164021
  22. 209
  23. 2016
  24. 216
  25. 209
  26. 4225
  27. 224
  28. 4221
  29. 221
  30. 4209
  31. 18221
  32. 2016
  33. 9009
  34. 4209
  35. 4224
  36. 624
  37. 5616
  38. 621
  39. 5621
  40. 9016

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