Subtract 49/27 from 10/18
1st number: 10/18, 2nd number: 1 22/27
10/18 - 49/27 is -34/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 27 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 18 × 3 = 54,
10/18 = 10 × 3/18 × 3 = 30/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
49/27 = 49 × 2/27 × 2 = 98/54 - Subtract the two like fractions:
30/54 - 98/54 = 30 - 98/54 = -68/54 - After reducing the fraction, the answer is -34/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/18-49/27 10/18-98/27 10/36-49/27 10/18-49/54 30/18-49/27 10/54-49/27 10/18-49/81 50/18-49/27 10/90-49/27 70/18-49/27