Subtract 28/35 from 5/8
5/8 - 28/35 is -7/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 35 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 8 × 35 = 280,
5/8 = 5 × 35/8 × 35 = 175/280 - Likewise, for the 2nd fraction, since 35 × 8 = 280,
28/35 = 28 × 8/35 × 8 = 224/280 - Subtract the two like fractions:
175/280 - 224/280 = 175 - 224/280 = -49/280 - After reducing the fraction, the answer is -7/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/8-28/35 5/8-56/35 5/16-28/35 5/8-28/70 15/8-28/35 5/8-84/35 5/24-28/35 25/8-28/35 5/40-28/35 35/8-28/35 5/56-28/35