Subtract 48/50 from 4/28
4/28 - 48/50 is -143/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 50 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 28 × 25 = 700,
4/28 = 4 × 25/28 × 25 = 100/700 - Likewise, for the 2nd fraction, since 50 × 14 = 700,
48/50 = 48 × 14/50 × 14 = 672/700 - Subtract the two like fractions:
100/700 - 672/700 = 100 - 672/700 = -572/700 - After reducing the fraction, the answer is -143/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/28-48/50 4/28-96/50 4/56-48/50 12/28-48/50 4/84-48/50 20/28-48/50