Subtract 48/12 from 21/48
1st number: 21/48, 2nd number: 4 0/12
21/48 - 48/12 is -57/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 12 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 48 × 1 = 48,
21/48 = 21 × 1/48 × 1 = 21/48 - Likewise, for the 2nd fraction, since 12 × 4 = 48,
48/12 = 48 × 4/12 × 4 = 192/48 - Subtract the two like fractions:
21/48 - 192/48 = 21 - 192/48 = -171/48 - After reducing the fraction, the answer is -57/16
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