Subtract 80/3 from 27/70
1st number: 27/70, 2nd number: 26 2/3
27/70 - 80/3 is -5519/210.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 3 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
27/70 = 27 × 3/70 × 3 = 81/210 - Likewise, for the 2nd fraction, since 3 × 70 = 210,
80/3 = 80 × 70/3 × 70 = 5600/210 - Subtract the two like fractions:
81/210 - 5600/210 = 81 - 5600/210 = -5519/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/70-80/3 27/70-80/6 81/70-80/3 27/70-80/9 27/70-80/15 27/70-80/21