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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 797 · 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. 1.62 × 68 =
  2. 2.99 × 91 =
  3. 3.12 × 18 =
  4. 4.88 × 82 =
  5. 5.61 × 69 =
  6. 6.59 × 51 =
  7. 7.142 × 148 =
  8. 8.55 × 55 =
  9. 9.87 × 83 =
  10. 10.117 × 113 =
  11. 11.18 × 12 =
  12. 12.18 × 12 =
  13. 13.59 × 51 =
  14. 14.399 × 391 =
  15. 15.98 × 92 =
  16. 16.47 × 43 =
  17. 17.42 × 48 =
  18. 18.265 × 265 =
  19. 19.88 × 82 =
  20. 20.18 × 12 =
  21. 21.75 × 75 =
  22. 22.76 × 74 =
  23. 23.24 × 26 =
  24. 24.349 × 341 =
  25. 25.157 × 153 =
  26. 26.95 × 95 =
  27. 27.153 × 157 =
  28. 28.95 × 95 =
  29. 29.136 × 134 =
  30. 30.47 × 43 =
  31. 31.109 × 101 =
  32. 32.232 × 238 =
  33. 33.38 × 32 =
  34. 34.343 × 347 =
  35. 35.166 × 164 =
  36. 36.51 × 59 =
  37. 37.31 × 39 =
  38. 38.57 × 53 =
  39. 39.293 × 297 =
  40. 40.255 × 255 =

Answer key

  1. 4216
  2. 9009
  3. 216
  4. 7216
  5. 4209
  6. 3009
  7. 21016
  8. 3025
  9. 7221
  10. 13221
  11. 216
  12. 216
  13. 3009
  14. 156009
  15. 9016
  16. 2021
  17. 2016
  18. 70225
  19. 7216
  20. 216
  21. 5625
  22. 5624
  23. 624
  24. 119009
  25. 24021
  26. 9025
  27. 24021
  28. 9025
  29. 18224
  30. 2021
  31. 11009
  32. 55216
  33. 1216
  34. 119021
  35. 27224
  36. 3009
  37. 1209
  38. 3021
  39. 87021
  40. 65025

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