Subtract 27/28 from 12/4
1st number: 3 0/4, 2nd number: 27/28
12/4 - 27/28 is 57/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
12/4 = 12 × 7/4 × 7 = 84/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
27/28 = 27 × 1/28 × 1 = 27/28 - Subtract the two like fractions:
84/28 - 27/28 = 84 - 27/28 = 57/28 - In mixed form: 21/28
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