Subtract 32/70 from 7/50
7/50 - 32/70 is -111/350.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 70 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 50 × 7 = 350,
7/50 = 7 × 7/50 × 7 = 49/350 - Likewise, for the 2nd fraction, since 70 × 5 = 350,
32/70 = 32 × 5/70 × 5 = 160/350 - Subtract the two like fractions:
49/350 - 160/350 = 49 - 160/350 = -111/350
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/50-32/70 7/50-64/70 21/50-32/70 7/50-96/70 35/50-32/70 49/50-32/70