Subtract 27/5 from 50/72
1st number: 50/72, 2nd number: 5 2/5
50/72 - 27/5 is -847/180.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 5 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
50/72 = 50 × 5/72 × 5 = 250/360 - Likewise, for the 2nd fraction, since 5 × 72 = 360,
27/5 = 27 × 72/5 × 72 = 1944/360 - Subtract the two like fractions:
250/360 - 1944/360 = 250 - 1944/360 = -1694/360 - After reducing the fraction, the answer is -847/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/72-54/5 50/72-27/10 50/72-81/5 50/72-27/15 50/72-27/25 50/72-27/35