Subtract 14/4 from 28/30
1st number: 28/30, 2nd number: 3 2/4
28/30 - 14/4 is -77/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
28/30 = 28 × 2/30 × 2 = 56/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
14/4 = 14 × 15/4 × 15 = 210/60 - Subtract the two like fractions:
56/60 - 210/60 = 56 - 210/60 = -154/60 - After reducing the fraction, the answer is -77/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/30-14/4 28/30-28/4 28/60-14/4 28/30-14/8 84/30-14/4 28/30-42/4 28/90-14/4 28/30-14/12 28/30-70/4 28/30-14/20 28/30-98/4 28/30-14/28