Subtract 5/50 from 20/63
20/63 - 5/50 is 137/630.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 50 is 3150
Next, find the equivalent fraction of both fractional numbers with denominator 3150 - For the 1st fraction, since 63 × 50 = 3150,
20/63 = 20 × 50/63 × 50 = 1000/3150 - Likewise, for the 2nd fraction, since 50 × 63 = 3150,
5/50 = 5 × 63/50 × 63 = 315/3150 - Subtract the two like fractions:
1000/3150 - 315/3150 = 1000 - 315/3150 = 685/3150 - After reducing the fraction, the answer is 137/630
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/63-5/50 20/63-10/50 60/63-5/50 20/63-15/50 20/63-25/50 20/63-35/50