Subtract 28/5 from 10/54
1st number: 10/54, 2nd number: 5 3/5
10/54 - 28/5 is -731/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 5 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
10/54 = 10 × 5/54 × 5 = 50/270 - Likewise, for the 2nd fraction, since 5 × 54 = 270,
28/5 = 28 × 54/5 × 54 = 1512/270 - Subtract the two like fractions:
50/270 - 1512/270 = 50 - 1512/270 = -1462/270 - After reducing the fraction, the answer is -731/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/54-28/5 10/54-56/5 10/54-28/10 30/54-28/5 10/54-84/5 10/54-28/15 50/54-28/5 10/54-28/25 70/54-28/5 10/54-28/35