Subtract 48/12 from 54/28
1st number: 1 26/28, 2nd number: 4 0/12
54/28 - 48/12 is -29/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
54/28 = 54 × 3/28 × 3 = 162/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
48/12 = 48 × 7/12 × 7 = 336/84 - Subtract the two like fractions:
162/84 - 336/84 = 162 - 336/84 = -174/84 - After reducing the fraction, the answer is -29/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/28-96/12 54/56-48/12 54/28-48/24 54/84-48/12 54/28-48/36 54/28-48/60 54/28-48/84