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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 801 · 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. 1.41 × 49 =
  2. 2.99 × 91 =
  3. 3.243 × 247 =
  4. 4.53 × 57 =
  5. 5.35 × 35 =
  6. 6.65 × 65 =
  7. 7.32 × 38 =
  8. 8.92 × 98 =
  9. 9.76 × 74 =
  10. 10.32 × 38 =
  11. 11.305 × 305 =
  12. 12.101 × 109 =
  13. 13.221 × 229 =
  14. 14.373 × 377 =
  15. 15.29 × 21 =
  16. 16.169 × 161 =
  17. 17.68 × 62 =
  18. 18.99 × 91 =
  19. 19.34 × 36 =
  20. 20.62 × 68 =
  21. 21.332 × 338 =
  22. 22.42 × 48 =
  23. 23.55 × 55 =
  24. 24.81 × 89 =
  25. 25.76 × 74 =
  26. 26.23 × 27 =
  27. 27.115 × 115 =
  28. 28.315 × 315 =
  29. 29.74 × 76 =
  30. 30.218 × 212 =
  31. 31.39 × 31 =
  32. 32.25 × 25 =
  33. 33.231 × 239 =
  34. 34.28 × 22 =
  35. 35.383 × 387 =
  36. 36.393 × 397 =
  37. 37.76 × 74 =
  38. 38.167 × 163 =
  39. 39.92 × 98 =
  40. 40.33 × 37 =

Answer key

  1. 2009
  2. 9009
  3. 60021
  4. 3021
  5. 1225
  6. 4225
  7. 1216
  8. 9016
  9. 5624
  10. 1216
  11. 93025
  12. 11009
  13. 50609
  14. 140621
  15. 609
  16. 27209
  17. 4216
  18. 9009
  19. 1224
  20. 4216
  21. 112216
  22. 2016
  23. 3025
  24. 7209
  25. 5624
  26. 621
  27. 13225
  28. 99225
  29. 5624
  30. 46216
  31. 1209
  32. 625
  33. 55209
  34. 616
  35. 148221
  36. 156021
  37. 5624
  38. 27221
  39. 9016
  40. 1221

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