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Subtract 2/24 from 30/21

1st number: 1 9/21, 2nd number: 2/24

30/21 - 2/24 is 113/84.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 24 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 21 × 8 = 168,
    30/21 = 30 × 8/21 × 8 = 240/168
  3. Likewise, for the 2nd fraction, since 24 × 7 = 168,
    2/24 = 2 × 7/24 × 7 = 14/168
  4. Subtract the two like fractions:
    240/168 - 14/168 = 240 - 14/168 = 226/168
  5. After reducing the fraction, the answer is 113/84
  6. In mixed form: 129/84

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