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Subtract 21/25 from 20/16

1st number: 1 4/16, 2nd number: 21/25

20/16 - 21/25 is 41/100.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 25 is 400

    Next, find the equivalent fraction of both fractional numbers with denominator 400
  2. For the 1st fraction, since 16 × 25 = 400,
    20/16 = 20 × 25/16 × 25 = 500/400
  3. Likewise, for the 2nd fraction, since 25 × 16 = 400,
    21/25 = 21 × 16/25 × 16 = 336/400
  4. Subtract the two like fractions:
    500/400 - 336/400 = 500 - 336/400 = 164/400
  5. After reducing the fraction, the answer is 41/100

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