Subtract 30/6 from 20/48
1st number: 20/48, 2nd number: 5 0/6
20/48 - 30/6 is -55/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 6 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 48 × 1 = 48,
20/48 = 20 × 1/48 × 1 = 20/48 - Likewise, for the 2nd fraction, since 6 × 8 = 48,
30/6 = 30 × 8/6 × 8 = 240/48 - Subtract the two like fractions:
20/48 - 240/48 = 20 - 240/48 = -220/48 - After reducing the fraction, the answer is -55/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/48-30/6 20/48-60/6 20/96-30/6 20/48-30/12 60/48-30/6 20/48-90/6 20/48-30/18 20/48-30/42