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Subtract 30/7 from 3/16

1st number: 3/16, 2nd number: 4 2/7

3/16 - 30/7 is -459/112.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 7 is 112

    Next, find the equivalent fraction of both fractional numbers with denominator 112
  2. For the 1st fraction, since 16 × 7 = 112,
    3/16 = 3 × 7/16 × 7 = 21/112
  3. Likewise, for the 2nd fraction, since 7 × 16 = 112,
    30/7 = 30 × 16/7 × 16 = 480/112
  4. Subtract the two like fractions:
    21/112 - 480/112 = 21 - 480/112 = -459/112

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