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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 509 · 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. 1.323 × 327 =
  2. 2.33 × 37 =
  3. 3.15 × 15 =
  4. 4.76 × 74 =
  5. 5.98 × 92 =
  6. 6.391 × 399 =
  7. 7.21 × 29 =
  8. 8.63 × 67 =
  9. 9.71 × 79 =
  10. 10.16 × 14 =
  11. 11.17 × 13 =
  12. 12.89 × 81 =
  13. 13.241 × 249 =
  14. 14.379 × 371 =
  15. 15.308 × 302 =
  16. 16.69 × 61 =
  17. 17.381 × 389 =
  18. 18.47 × 43 =
  19. 19.24 × 26 =
  20. 20.29 × 21 =
  21. 21.52 × 58 =
  22. 22.22 × 28 =
  23. 23.16 × 14 =
  24. 24.329 × 321 =
  25. 25.344 × 346 =
  26. 26.78 × 72 =
  27. 27.67 × 63 =
  28. 28.56 × 54 =
  29. 29.27 × 23 =
  30. 30.65 × 65 =
  31. 31.75 × 75 =
  32. 32.36 × 34 =
  33. 33.25 × 25 =
  34. 34.339 × 331 =
  35. 35.75 × 75 =
  36. 36.36 × 34 =
  37. 37.36 × 34 =
  38. 38.34 × 36 =
  39. 39.23 × 27 =
  40. 40.34 × 36 =

Answer key

  1. 105621
  2. 1221
  3. 225
  4. 5624
  5. 9016
  6. 156009
  7. 609
  8. 4221
  9. 5609
  10. 224
  11. 221
  12. 7209
  13. 60009
  14. 140609
  15. 93016
  16. 4209
  17. 148209
  18. 2021
  19. 624
  20. 609
  21. 3016
  22. 616
  23. 224
  24. 105609
  25. 119024
  26. 5616
  27. 4221
  28. 3024
  29. 621
  30. 4225
  31. 5625
  32. 1224
  33. 625
  34. 112209
  35. 5625
  36. 1224
  37. 1224
  38. 1224
  39. 621
  40. 1224

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