Subtract 12/56 from 18/4
1st number: 4 2/4, 2nd number: 12/56
18/4 - 12/56 is 30/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 4 × 14 = 56,
18/4 = 18 × 14/4 × 14 = 252/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
12/56 = 12 × 1/56 × 1 = 12/56 - Subtract the two like fractions:
252/56 - 12/56 = 252 - 12/56 = 240/56 - After reducing the fraction, the answer is 30/7
- In mixed form: 42/7
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