Subtract 6/63 from 18/48
18/48 - 6/63 is 47/168.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 63 is 1008
Next, find the equivalent fraction of both fractional numbers with denominator 1008 - For the 1st fraction, since 48 × 21 = 1008,
18/48 = 18 × 21/48 × 21 = 378/1008 - Likewise, for the 2nd fraction, since 63 × 16 = 1008,
6/63 = 6 × 16/63 × 16 = 96/1008 - Subtract the two like fractions:
378/1008 - 96/1008 = 378 - 96/1008 = 282/1008 - After reducing the fraction, the answer is 47/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/48-6/63 18/48-12/63 18/96-6/63 54/48-6/63 18/48-18/63 90/48-6/63 18/48-30/63 18/48-42/63