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Near-Base Multiplication Worksheet

Vedic maths trick 3: Multiplying numbers near 10, 100 and 1000 · Set 443 · 40 sums
TalentJR

The trick (Nikhilam Navatashcaramam Dashatah): Write how far each number is from the base (− if below, + if above). Left part: cross-add — one number plus the other’s difference. Right part: multiply the two differences; it must have as many digits as the base has zeros (carry the extra). One above and one below? The right part is negative: take 1 from the left part and write base − that amount.

NameDateTime takenScore ___ / 40
  1. 1.90 × 86 =
  2. 2.12 × 14 =
  3. 3.13 × 11 =
  4. 4.6 × 7 =
  5. 5.12 × 7 =
  6. 6.108 × 94 =
  7. 7.112 × 107 =
  8. 8.108 × 108 =
  9. 9.104 × 97 =
  10. 10.104 × 95 =
  11. 11.8 × 7 =
  12. 12.92 × 92 =
  13. 13.85 × 96 =
  14. 14.97 × 85 =
  15. 15.14 × 14 =
  16. 16.1028 × 988 =
  17. 17.1040 × 1007 =
  18. 18.12 × 8 =
  19. 19.9 × 7 =
  20. 20.1036 × 997 =
  21. 21.14 × 6 =
  22. 22.12 × 9 =
  23. 23.14 × 13 =
  24. 24.96 × 95 =
  25. 25.14 × 8 =
  26. 26.91 × 91 =
  27. 27.7 × 6 =
  28. 28.115 × 87 =
  29. 29.111 × 114 =
  30. 30.960 × 990 =
  31. 31.96 × 89 =
  32. 32.90 × 99 =
  33. 33.1017 × 962 =
  34. 34.13 × 12 =
  35. 35.12 × 13 =
  36. 36.961 × 965 =
  37. 37.102 × 92 =
  38. 38.1002 × 995 =
  39. 39.113 × 97 =
  40. 40.115 × 112 =

Answer key

  1. 7740
  2. 168
  3. 143
  4. 42
  5. 84
  6. 10152
  7. 11984
  8. 11664
  9. 10088
  10. 9880
  11. 56
  12. 8464
  13. 8160
  14. 8245
  15. 196
  16. 1015664
  17. 1047280
  18. 96
  19. 63
  20. 1032892
  21. 84
  22. 108
  23. 182
  24. 9120
  25. 112
  26. 8281
  27. 42
  28. 10005
  29. 12654
  30. 950400
  31. 8544
  32. 8910
  33. 978354
  34. 156
  35. 156
  36. 927365
  37. 9384
  38. 996990
  39. 10961
  40. 12880

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