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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 321 · 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. 1.23 × 27 =
  2. 2.36 × 34 =
  3. 3.152 × 158 =
  4. 4.75 × 75 =
  5. 5.63 × 67 =
  6. 6.81 × 89 =
  7. 7.382 × 388 =
  8. 8.101 × 109 =
  9. 9.12 × 18 =
  10. 10.15 × 15 =
  11. 11.13 × 17 =
  12. 12.292 × 298 =
  13. 13.75 × 75 =
  14. 14.92 × 98 =
  15. 15.55 × 55 =
  16. 16.339 × 331 =
  17. 17.25 × 25 =
  18. 18.77 × 73 =
  19. 19.81 × 89 =
  20. 20.87 × 83 =
  21. 21.71 × 79 =
  22. 22.42 × 48 =
  23. 23.222 × 228 =
  24. 24.92 × 98 =
  25. 25.41 × 49 =
  26. 26.366 × 364 =
  27. 27.76 × 74 =
  28. 28.214 × 216 =
  29. 29.285 × 285 =
  30. 30.56 × 54 =
  31. 31.311 × 319 =
  32. 32.22 × 28 =
  33. 33.37 × 33 =
  34. 34.21 × 29 =
  35. 35.115 × 115 =
  36. 36.12 × 18 =
  37. 37.77 × 73 =
  38. 38.29 × 21 =
  39. 39.92 × 98 =
  40. 40.64 × 66 =

Answer key

  1. 621
  2. 1224
  3. 24016
  4. 5625
  5. 4221
  6. 7209
  7. 148216
  8. 11009
  9. 216
  10. 225
  11. 221
  12. 87016
  13. 5625
  14. 9016
  15. 3025
  16. 112209
  17. 625
  18. 5621
  19. 7209
  20. 7221
  21. 5609
  22. 2016
  23. 50616
  24. 9016
  25. 2009
  26. 133224
  27. 5624
  28. 46224
  29. 81225
  30. 3024
  31. 99209
  32. 616
  33. 1221
  34. 609
  35. 13225
  36. 216
  37. 5621
  38. 609
  39. 9016
  40. 4224

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