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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 273 · 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. 1.81 × 89 =
  2. 2.93 × 97 =
  3. 3.12 × 18 =
  4. 4.73 × 77 =
  5. 5.25 × 25 =
  6. 6.11 × 19 =
  7. 7.402 × 408 =
  8. 8.82 × 88 =
  9. 9.22 × 28 =
  10. 10.238 × 232 =
  11. 11.64 × 66 =
  12. 12.45 × 45 =
  13. 13.15 × 15 =
  14. 14.153 × 157 =
  15. 15.48 × 42 =
  16. 16.64 × 66 =
  17. 17.94 × 96 =
  18. 18.26 × 24 =
  19. 19.91 × 99 =
  20. 20.19 × 11 =
  21. 21.332 × 338 =
  22. 22.88 × 82 =
  23. 23.312 × 318 =
  24. 24.64 × 66 =
  25. 25.42 × 48 =
  26. 26.68 × 62 =
  27. 27.31 × 39 =
  28. 28.12 × 18 =
  29. 29.129 × 121 =
  30. 30.109 × 101 =
  31. 31.223 × 227 =
  32. 32.12 × 18 =
  33. 33.52 × 58 =
  34. 34.42 × 48 =
  35. 35.271 × 279 =
  36. 36.25 × 25 =
  37. 37.93 × 97 =
  38. 38.185 × 185 =
  39. 39.15 × 15 =
  40. 40.16 × 14 =

Answer key

  1. 7209
  2. 9021
  3. 216
  4. 5621
  5. 625
  6. 209
  7. 164016
  8. 7216
  9. 616
  10. 55216
  11. 4224
  12. 2025
  13. 225
  14. 24021
  15. 2016
  16. 4224
  17. 9024
  18. 624
  19. 9009
  20. 209
  21. 112216
  22. 7216
  23. 99216
  24. 4224
  25. 2016
  26. 4216
  27. 1209
  28. 216
  29. 15609
  30. 11009
  31. 50621
  32. 216
  33. 3016
  34. 2016
  35. 75609
  36. 625
  37. 9021
  38. 34225
  39. 225
  40. 224

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