Subtract 49/6 from 54/63
1st number: 54/63, 2nd number: 8 1/6
54/63 - 49/6 is -307/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 6 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 63 × 2 = 126,
54/63 = 54 × 2/63 × 2 = 108/126 - Likewise, for the 2nd fraction, since 6 × 21 = 126,
49/6 = 49 × 21/6 × 21 = 1029/126 - Subtract the two like fractions:
108/126 - 1029/126 = 108 - 1029/126 = -921/126 - After reducing the fraction, the answer is -307/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/63-98/6 54/63-49/12 54/63-49/18 54/63-49/30 54/63-49/42