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Subtract 21/25 from 40/32

1st number: 1 8/32, 2nd number: 21/25

40/32 - 21/25 is 41/100.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 32 and 25 is 800

    Next, find the equivalent fraction of both fractional numbers with denominator 800
  2. For the 1st fraction, since 32 × 25 = 800,
    40/32 = 40 × 25/32 × 25 = 1000/800
  3. Likewise, for the 2nd fraction, since 25 × 32 = 800,
    21/25 = 21 × 32/25 × 32 = 672/800
  4. Subtract the two like fractions:
    1000/800 - 672/800 = 1000 - 672/800 = 328/800
  5. After reducing the fraction, the answer is 41/100

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