Subtract 18/56 from 8/35
8/35 - 18/56 is -13/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 35 × 8 = 280,
8/35 = 8 × 8/35 × 8 = 64/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
18/56 = 18 × 5/56 × 5 = 90/280 - Subtract the two like fractions:
64/280 - 90/280 = 64 - 90/280 = -26/280 - After reducing the fraction, the answer is -13/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/35-18/56 8/35-36/56 8/70-18/56 24/35-18/56 8/35-54/56 40/35-18/56 8/35-90/56 56/35-18/56