Subtract 50/49 from 20/60
1st number: 20/60, 2nd number: 1 1/49
20/60 - 50/49 is -101/147.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 49 is 2940
Next, find the equivalent fraction of both fractional numbers with denominator 2940 - For the 1st fraction, since 60 × 49 = 2940,
20/60 = 20 × 49/60 × 49 = 980/2940 - Likewise, for the 2nd fraction, since 49 × 60 = 2940,
50/49 = 50 × 60/49 × 60 = 3000/2940 - Subtract the two like fractions:
980/2940 - 3000/2940 = 980 - 3000/2940 = -2020/2940 - After reducing the fraction, the answer is -101/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/60-50/49 20/60-50/98