Subtract 20/63 from 15/6
1st number: 2 3/6, 2nd number: 20/63
15/6 - 20/63 is 275/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 6 × 21 = 126,
15/6 = 15 × 21/6 × 21 = 315/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
20/63 = 20 × 2/63 × 2 = 40/126 - Subtract the two like fractions:
315/126 - 40/126 = 315 - 40/126 = 275/126 - In mixed form: 223/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/6-20/63 15/6-40/63 15/12-20/63 45/6-20/63 15/6-60/63 15/18-20/63 75/6-20/63 15/30-20/63 15/42-20/63