Subtract 10/70 from 10/50
10/50 - 10/70 is 2/35.
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,
10/50 = 10 × 7/50 × 7 = 70/350 - Likewise, for the 2nd fraction, since 70 × 5 = 350,
10/70 = 10 × 5/70 × 5 = 50/350 - Subtract the two like fractions:
70/350 - 50/350 = 70 - 50/350 = 20/350 - After reducing the fraction, the answer is 2/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/50-10/70 10/50-20/70 30/50-10/70 10/50-30/70 10/50-50/70 70/50-10/70