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Last Digits Add to 10 Worksheet

Vedic maths trick 22: Last digits adding to 10 · Set 617 · 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. 1.81 × 89 =
  2. 2.97 × 93 =
  3. 3.82 × 88 =
  4. 4.69 × 61 =
  5. 5.64 × 66 =
  6. 6.53 × 57 =
  7. 7.128 × 122 =
  8. 8.244 × 246 =
  9. 9.334 × 336 =
  10. 10.99 × 91 =
  11. 11.68 × 62 =
  12. 12.34 × 36 =
  13. 13.13 × 17 =
  14. 14.265 × 265 =
  15. 15.196 × 194 =
  16. 16.402 × 408 =
  17. 17.96 × 94 =
  18. 18.91 × 99 =
  19. 19.21 × 29 =
  20. 20.16 × 14 =
  21. 21.75 × 75 =
  22. 22.18 × 12 =
  23. 23.13 × 17 =
  24. 24.405 × 405 =
  25. 25.45 × 45 =
  26. 26.19 × 11 =
  27. 27.14 × 16 =
  28. 28.41 × 49 =
  29. 29.23 × 27 =
  30. 30.304 × 306 =
  31. 31.86 × 84 =
  32. 32.331 × 339 =
  33. 33.23 × 27 =
  34. 34.86 × 84 =
  35. 35.51 × 59 =
  36. 36.48 × 42 =
  37. 37.12 × 18 =
  38. 38.268 × 262 =
  39. 39.31 × 39 =
  40. 40.112 × 118 =

Answer key

  1. 7209
  2. 9021
  3. 7216
  4. 4209
  5. 4224
  6. 3021
  7. 15616
  8. 60024
  9. 112224
  10. 9009
  11. 4216
  12. 1224
  13. 221
  14. 70225
  15. 38024
  16. 164016
  17. 9024
  18. 9009
  19. 609
  20. 224
  21. 5625
  22. 216
  23. 221
  24. 164025
  25. 2025
  26. 209
  27. 224
  28. 2009
  29. 621
  30. 93024
  31. 7224
  32. 112209
  33. 621
  34. 7224
  35. 3009
  36. 2016
  37. 216
  38. 70216
  39. 1209
  40. 13216

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