Subtract 50/7 from 72/50
1st number: 1 22/50, 2nd number: 7 1/7
72/50 - 50/7 is -998/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 7 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 50 × 7 = 350,
72/50 = 72 × 7/50 × 7 = 504/350 - Likewise, for the 2nd fraction, since 7 × 50 = 350,
50/7 = 50 × 50/7 × 50 = 2500/350 - Subtract the two like fractions:
504/350 - 2500/350 = 504 - 2500/350 = -1996/350 - After reducing the fraction, the answer is -998/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/50-50/14 72/50-50/21 72/50-50/35 72/50-50/49