Subtract 63/50 from 20/28
1st number: 20/28, 2nd number: 1 13/50
20/28 - 63/50 is -191/350.
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,
20/28 = 20 × 25/28 × 25 = 500/700 - Likewise, for the 2nd fraction, since 50 × 14 = 700,
63/50 = 63 × 14/50 × 14 = 882/700 - Subtract the two like fractions:
500/700 - 882/700 = 500 - 882/700 = -382/700 - After reducing the fraction, the answer is -191/350
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/28-63/50 20/56-63/50 60/28-63/50 20/84-63/50