Subtract 4/50 from 25/70
25/70 - 4/50 is 97/350.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 50 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 70 × 5 = 350,
25/70 = 25 × 5/70 × 5 = 125/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
4/50 = 4 × 7/50 × 7 = 28/350 - Subtract the two like fractions:
125/350 - 28/350 = 125 - 28/350 = 97/350
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/70-4/50 25/70-8/50 75/70-4/50 25/70-12/50 25/70-20/50 25/70-28/50