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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 421 · 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. 1.13 × 17 =
  2. 2.85 × 85 =
  3. 3.92 × 98 =
  4. 4.67 × 63 =
  5. 5.52 × 58 =
  6. 6.76 × 74 =
  7. 7.17 × 13 =
  8. 8.56 × 54 =
  9. 9.19 × 11 =
  10. 10.303 × 307 =
  11. 11.172 × 178 =
  12. 12.387 × 383 =
  13. 13.24 × 26 =
  14. 14.67 × 63 =
  15. 15.11 × 19 =
  16. 16.44 × 46 =
  17. 17.17 × 13 =
  18. 18.58 × 52 =
  19. 19.21 × 29 =
  20. 20.25 × 25 =
  21. 21.95 × 95 =
  22. 22.55 × 55 =
  23. 23.57 × 53 =
  24. 24.63 × 67 =
  25. 25.16 × 14 =
  26. 26.383 × 387 =
  27. 27.37 × 33 =
  28. 28.71 × 79 =
  29. 29.11 × 19 =
  30. 30.55 × 55 =
  31. 31.87 × 83 =
  32. 32.98 × 92 =
  33. 33.242 × 248 =
  34. 34.393 × 397 =
  35. 35.34 × 36 =
  36. 36.23 × 27 =
  37. 37.108 × 102 =
  38. 38.25 × 25 =
  39. 39.185 × 185 =
  40. 40.186 × 184 =

Answer key

  1. 221
  2. 7225
  3. 9016
  4. 4221
  5. 3016
  6. 5624
  7. 221
  8. 3024
  9. 209
  10. 93021
  11. 30616
  12. 148221
  13. 624
  14. 4221
  15. 209
  16. 2024
  17. 221
  18. 3016
  19. 609
  20. 625
  21. 9025
  22. 3025
  23. 3021
  24. 4221
  25. 224
  26. 148221
  27. 1221
  28. 5609
  29. 209
  30. 3025
  31. 7221
  32. 9016
  33. 60016
  34. 156021
  35. 1224
  36. 621
  37. 11016
  38. 625
  39. 34225
  40. 34224

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