Subtract 75/35 from 54/28
1st number: 1 26/28, 2nd number: 2 5/35
54/28 - 75/35 is -3/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
54/28 = 54 × 5/28 × 5 = 270/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
75/35 = 75 × 4/35 × 4 = 300/140 - Subtract the two like fractions:
270/140 - 300/140 = 270 - 300/140 = -30/140 - After reducing the fraction, the answer is -3/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/56-75/35 54/28-75/70 54/84-75/35