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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 689 · 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. 1.22 × 28 =
  2. 2.34 × 36 =
  3. 3.273 × 277 =
  4. 4.13 × 17 =
  5. 5.24 × 26 =
  6. 6.95 × 95 =
  7. 7.29 × 21 =
  8. 8.57 × 53 =
  9. 9.91 × 99 =
  10. 10.68 × 62 =
  11. 11.21 × 29 =
  12. 12.86 × 84 =
  13. 13.91 × 99 =
  14. 14.343 × 347 =
  15. 15.72 × 78 =
  16. 16.84 × 86 =
  17. 17.302 × 308 =
  18. 18.181 × 189 =
  19. 19.85 × 85 =
  20. 20.61 × 69 =
  21. 21.21 × 29 =
  22. 22.96 × 94 =
  23. 23.96 × 94 =
  24. 24.13 × 17 =
  25. 25.52 × 58 =
  26. 26.94 × 96 =
  27. 27.57 × 53 =
  28. 28.14 × 16 =
  29. 29.62 × 68 =
  30. 30.54 × 56 =
  31. 31.77 × 73 =
  32. 32.39 × 31 =
  33. 33.18 × 12 =
  34. 34.105 × 105 =
  35. 35.84 × 86 =
  36. 36.37 × 33 =
  37. 37.77 × 73 =
  38. 38.24 × 26 =
  39. 39.23 × 27 =
  40. 40.97 × 93 =

Answer key

  1. 616
  2. 1224
  3. 75621
  4. 221
  5. 624
  6. 9025
  7. 609
  8. 3021
  9. 9009
  10. 4216
  11. 609
  12. 7224
  13. 9009
  14. 119021
  15. 5616
  16. 7224
  17. 93016
  18. 34209
  19. 7225
  20. 4209
  21. 609
  22. 9024
  23. 9024
  24. 221
  25. 3016
  26. 9024
  27. 3021
  28. 224
  29. 4216
  30. 3024
  31. 5621
  32. 1209
  33. 216
  34. 11025
  35. 7224
  36. 1221
  37. 5621
  38. 624
  39. 621
  40. 9021

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