Subtract 7/14 from 18/35
18/35 - 7/14 is 1/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 14 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 35 × 2 = 70,
18/35 = 18 × 2/35 × 2 = 36/70 - Likewise, for the 2nd fraction, since 14 × 5 = 70,
7/14 = 7 × 5/14 × 5 = 35/70 - Subtract the two like fractions:
36/70 - 35/70 = 36 - 35/70 = 1/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/35-7/14 18/70-7/14 18/35-7/28 54/35-7/14 18/35-21/14 18/35-7/42 90/35-7/14 18/35-35/14 18/35-7/70 18/35-49/14 18/35-7/98