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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 819 · 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. 1.92 × 98 =
  2. 2.71 × 79 =
  3. 3.281 × 289 =
  4. 4.85 × 85 =
  5. 5.96 × 94 =
  6. 6.398 × 392 =
  7. 7.156 × 154 =
  8. 8.21 × 29 =
  9. 9.31 × 39 =
  10. 10.73 × 77 =
  11. 11.42 × 48 =
  12. 12.51 × 59 =
  13. 13.202 × 208 =
  14. 14.29 × 21 =
  15. 15.69 × 61 =
  16. 16.401 × 409 =
  17. 17.61 × 69 =
  18. 18.144 × 146 =
  19. 19.47 × 43 =
  20. 20.93 × 97 =
  21. 21.12 × 18 =
  22. 22.88 × 82 =
  23. 23.371 × 379 =
  24. 24.62 × 68 =
  25. 25.77 × 73 =
  26. 26.78 × 72 =
  27. 27.91 × 99 =
  28. 28.123 × 127 =
  29. 29.23 × 27 =
  30. 30.54 × 56 =
  31. 31.352 × 358 =
  32. 32.82 × 88 =
  33. 33.72 × 78 =
  34. 34.41 × 49 =
  35. 35.93 × 97 =
  36. 36.48 × 42 =
  37. 37.44 × 46 =
  38. 38.87 × 83 =
  39. 39.37 × 33 =
  40. 40.306 × 304 =

Answer key

  1. 9016
  2. 5609
  3. 81209
  4. 7225
  5. 9024
  6. 156016
  7. 24024
  8. 609
  9. 1209
  10. 5621
  11. 2016
  12. 3009
  13. 42016
  14. 609
  15. 4209
  16. 164009
  17. 4209
  18. 21024
  19. 2021
  20. 9021
  21. 216
  22. 7216
  23. 140609
  24. 4216
  25. 5621
  26. 5616
  27. 9009
  28. 15621
  29. 621
  30. 3024
  31. 126016
  32. 7216
  33. 5616
  34. 2009
  35. 9021
  36. 2016
  37. 2024
  38. 7221
  39. 1221
  40. 93024

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