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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 91 · 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. 1.315 × 315 =
  2. 2.85 × 85 =
  3. 3.21 × 29 =
  4. 4.83 × 87 =
  5. 5.75 × 75 =
  6. 6.46 × 44 =
  7. 7.11 × 19 =
  8. 8.35 × 35 =
  9. 9.11 × 19 =
  10. 10.257 × 253 =
  11. 11.244 × 246 =
  12. 12.193 × 197 =
  13. 13.79 × 71 =
  14. 14.61 × 69 =
  15. 15.27 × 23 =
  16. 16.42 × 48 =
  17. 17.106 × 104 =
  18. 18.45 × 45 =
  19. 19.319 × 311 =
  20. 20.158 × 152 =
  21. 21.97 × 93 =
  22. 22.253 × 257 =
  23. 23.26 × 24 =
  24. 24.96 × 94 =
  25. 25.46 × 44 =
  26. 26.53 × 57 =
  27. 27.32 × 38 =
  28. 28.181 × 189 =
  29. 29.72 × 78 =
  30. 30.68 × 62 =
  31. 31.48 × 42 =
  32. 32.239 × 231 =
  33. 33.52 × 58 =
  34. 34.283 × 287 =
  35. 35.15 × 15 =
  36. 36.206 × 204 =
  37. 37.13 × 17 =
  38. 38.251 × 259 =
  39. 39.37 × 33 =
  40. 40.36 × 34 =

Answer key

  1. 99225
  2. 7225
  3. 609
  4. 7221
  5. 5625
  6. 2024
  7. 209
  8. 1225
  9. 209
  10. 65021
  11. 60024
  12. 38021
  13. 5609
  14. 4209
  15. 621
  16. 2016
  17. 11024
  18. 2025
  19. 99209
  20. 24016
  21. 9021
  22. 65021
  23. 624
  24. 9024
  25. 2024
  26. 3021
  27. 1216
  28. 34209
  29. 5616
  30. 4216
  31. 2016
  32. 55209
  33. 3016
  34. 81221
  35. 225
  36. 42024
  37. 221
  38. 65009
  39. 1221
  40. 1224

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