Subtract 20/50 from 27/49
27/49 - 20/50 is 37/245.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 50 is 2450
Next, find the equivalent fraction of both fractional numbers with denominator 2450 - For the 1st fraction, since 49 × 50 = 2450,
27/49 = 27 × 50/49 × 50 = 1350/2450 - Likewise, for the 2nd fraction, since 50 × 49 = 2450,
20/50 = 20 × 49/50 × 49 = 980/2450 - Subtract the two like fractions:
1350/2450 - 980/2450 = 1350 - 980/2450 = 370/2450 - After reducing the fraction, the answer is 37/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/49-20/50 27/49-40/50 27/98-20/50 81/49-20/50 27/49-60/50