Subtract 54/5 from 5/28
1st number: 5/28, 2nd number: 10 4/5
5/28 - 54/5 is -1487/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 5 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
5/28 = 5 × 5/28 × 5 = 25/140 - Likewise, for the 2nd fraction, since 5 × 28 = 140,
54/5 = 54 × 28/5 × 28 = 1512/140 - Subtract the two like fractions:
25/140 - 1512/140 = 25 - 1512/140 = -1487/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/28-54/5 5/56-54/5 5/28-54/10 15/28-54/5 5/84-54/5 5/28-54/15 25/28-54/5 5/28-54/25 35/28-54/5 5/28-54/35