Subtract 1/27 from 18/10
1st number: 1 8/10, 2nd number: 1/27
18/10 - 1/27 is 238/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 27 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 10 × 27 = 270,
18/10 = 18 × 27/10 × 27 = 486/270 - Likewise, for the 2nd fraction, since 27 × 10 = 270,
1/27 = 1 × 10/27 × 10 = 10/270 - Subtract the two like fractions:
486/270 - 10/270 = 486 - 10/270 = 476/270 - After reducing the fraction, the answer is 238/135
- In mixed form: 1103/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/10-1/27 18/10-2/27 18/20-1/27 18/10-1/54 54/10-1/27 18/10-3/27 18/30-1/27 18/10-1/81 90/10-1/27 18/10-5/27 18/50-1/27 18/10-7/27 18/70-1/27