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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 665 · 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. 1.145 × 145 =
  2. 2.47 × 43 =
  3. 3.24 × 26 =
  4. 4.346 × 344 =
  5. 5.33 × 37 =
  6. 6.44 × 46 =
  7. 7.46 × 44 =
  8. 8.231 × 239 =
  9. 9.15 × 15 =
  10. 10.96 × 94 =
  11. 11.88 × 82 =
  12. 12.19 × 11 =
  13. 13.45 × 45 =
  14. 14.11 × 19 =
  15. 15.144 × 146 =
  16. 16.374 × 376 =
  17. 17.92 × 98 =
  18. 18.66 × 64 =
  19. 19.29 × 21 =
  20. 20.52 × 58 =
  21. 21.29 × 21 =
  22. 22.58 × 52 =
  23. 23.14 × 16 =
  24. 24.69 × 61 =
  25. 25.81 × 89 =
  26. 26.17 × 13 =
  27. 27.256 × 254 =
  28. 28.41 × 49 =
  29. 29.134 × 136 =
  30. 30.77 × 73 =
  31. 31.153 × 157 =
  32. 32.29 × 21 =
  33. 33.175 × 175 =
  34. 34.64 × 66 =
  35. 35.13 × 17 =
  36. 36.71 × 79 =
  37. 37.29 × 21 =
  38. 38.29 × 21 =
  39. 39.43 × 47 =
  40. 40.72 × 78 =

Answer key

  1. 21025
  2. 2021
  3. 624
  4. 119024
  5. 1221
  6. 2024
  7. 2024
  8. 55209
  9. 225
  10. 9024
  11. 7216
  12. 209
  13. 2025
  14. 209
  15. 21024
  16. 140624
  17. 9016
  18. 4224
  19. 609
  20. 3016
  21. 609
  22. 3016
  23. 224
  24. 4209
  25. 7209
  26. 221
  27. 65024
  28. 2009
  29. 18224
  30. 5621
  31. 24021
  32. 609
  33. 30625
  34. 4224
  35. 221
  36. 5609
  37. 609
  38. 609
  39. 2021
  40. 5616

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