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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 578 · 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. 1.89 × 81 =
  2. 2.12 × 18 =
  3. 3.114 × 116 =
  4. 4.49 × 41 =
  5. 5.41 × 49 =
  6. 6.39 × 31 =
  7. 7.19 × 11 =
  8. 8.78 × 72 =
  9. 9.294 × 296 =
  10. 10.384 × 386 =
  11. 11.29 × 21 =
  12. 12.35 × 35 =
  13. 13.326 × 324 =
  14. 14.91 × 99 =
  15. 15.175 × 175 =
  16. 16.171 × 179 =
  17. 17.232 × 238 =
  18. 18.92 × 98 =
  19. 19.114 × 116 =
  20. 20.48 × 42 =
  21. 21.88 × 82 =
  22. 22.15 × 15 =
  23. 23.88 × 82 =
  24. 24.38 × 32 =
  25. 25.223 × 227 =
  26. 26.352 × 358 =
  27. 27.13 × 17 =
  28. 28.25 × 25 =
  29. 29.57 × 53 =
  30. 30.18 × 12 =
  31. 31.64 × 66 =
  32. 32.39 × 31 =
  33. 33.81 × 89 =
  34. 34.182 × 188 =
  35. 35.12 × 18 =
  36. 36.283 × 287 =
  37. 37.133 × 137 =
  38. 38.21 × 29 =
  39. 39.78 × 72 =
  40. 40.65 × 65 =

Answer key

  1. 7209
  2. 216
  3. 13224
  4. 2009
  5. 2009
  6. 1209
  7. 209
  8. 5616
  9. 87024
  10. 148224
  11. 609
  12. 1225
  13. 105624
  14. 9009
  15. 30625
  16. 30609
  17. 55216
  18. 9016
  19. 13224
  20. 2016
  21. 7216
  22. 225
  23. 7216
  24. 1216
  25. 50621
  26. 126016
  27. 221
  28. 625
  29. 3021
  30. 216
  31. 4224
  32. 1209
  33. 7209
  34. 34216
  35. 216
  36. 81221
  37. 18221
  38. 609
  39. 5616
  40. 4225

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