Subtract 15/70 from 50/35
1st number: 1 15/35, 2nd number: 15/70
50/35 - 15/70 is 17/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 35 × 2 = 70,
50/35 = 50 × 2/35 × 2 = 100/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
15/70 = 15 × 1/70 × 1 = 15/70 - Subtract the two like fractions:
100/70 - 15/70 = 100 - 15/70 = 85/70 - After reducing the fraction, the answer is 17/14
- In mixed form: 13/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/35-30/70 50/70-15/70 50/35-45/70 50/35-75/70