Subtract 50/35 from 27/70
1st number: 27/70, 2nd number: 1 15/35
27/70 - 50/35 is -73/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 35 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
27/70 = 27 × 1/70 × 1 = 27/70 - Likewise, for the 2nd fraction, since 35 × 2 = 70,
50/35 = 50 × 2/35 × 2 = 100/70 - Subtract the two like fractions:
27/70 - 100/70 = 27 - 100/70 = -73/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/70-50/35 27/70-50/70 81/70-50/35