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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 446 · 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. 1.45 × 45 =
  2. 2.12 × 18 =
  3. 3.43 × 47 =
  4. 4.255 × 255 =
  5. 5.29 × 21 =
  6. 6.29 × 21 =
  7. 7.15 × 15 =
  8. 8.67 × 63 =
  9. 9.57 × 53 =
  10. 10.374 × 376 =
  11. 11.11 × 19 =
  12. 12.58 × 52 =
  13. 13.32 × 38 =
  14. 14.32 × 38 =
  15. 15.171 × 179 =
  16. 16.86 × 84 =
  17. 17.315 × 315 =
  18. 18.57 × 53 =
  19. 19.58 × 52 =
  20. 20.42 × 48 =
  21. 21.241 × 249 =
  22. 22.63 × 67 =
  23. 23.84 × 86 =
  24. 24.48 × 42 =
  25. 25.101 × 109 =
  26. 26.89 × 81 =
  27. 27.62 × 68 =
  28. 28.144 × 146 =
  29. 29.25 × 25 =
  30. 30.86 × 84 =
  31. 31.271 × 279 =
  32. 32.119 × 111 =
  33. 33.71 × 79 =
  34. 34.22 × 28 =
  35. 35.75 × 75 =
  36. 36.33 × 37 =
  37. 37.22 × 28 =
  38. 38.16 × 14 =
  39. 39.71 × 79 =
  40. 40.38 × 32 =

Answer key

  1. 2025
  2. 216
  3. 2021
  4. 65025
  5. 609
  6. 609
  7. 225
  8. 4221
  9. 3021
  10. 140624
  11. 209
  12. 3016
  13. 1216
  14. 1216
  15. 30609
  16. 7224
  17. 99225
  18. 3021
  19. 3016
  20. 2016
  21. 60009
  22. 4221
  23. 7224
  24. 2016
  25. 11009
  26. 7209
  27. 4216
  28. 21024
  29. 625
  30. 7224
  31. 75609
  32. 13209
  33. 5609
  34. 616
  35. 5625
  36. 1221
  37. 616
  38. 224
  39. 5609
  40. 1216

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