Subtract 14/30 from 7/8
7/8 - 14/30 is 49/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
7/8 = 7 × 15/8 × 15 = 105/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
14/30 = 14 × 4/30 × 4 = 56/120 - Subtract the two like fractions:
105/120 - 56/120 = 105 - 56/120 = 49/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/8-14/30 7/8-28/30 7/16-14/30 7/8-14/60 21/8-14/30 7/8-42/30 7/24-14/30 7/8-14/90 35/8-14/30 7/8-70/30 7/40-14/30 49/8-14/30 7/8-98/30 7/56-14/30