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Subtract 16/30 from 63/40

1st number: 1 23/40, 2nd number: 16/30

63/40 - 16/30 is 25/24.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 30 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 40 × 3 = 120,
    63/40 = 63 × 3/40 × 3 = 189/120
  3. Likewise, for the 2nd fraction, since 30 × 4 = 120,
    16/30 = 16 × 4/30 × 4 = 64/120
  4. Subtract the two like fractions:
    189/120 - 64/120 = 189 - 64/120 = 125/120
  5. After reducing the fraction, the answer is 25/24
  6. In mixed form: 11/24

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