Subtract 27/18 from 98/8
1st number: 12 2/8, 2nd number: 1 9/18
98/8 - 27/18 is 43/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 18 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
98/8 = 98 × 9/8 × 9 = 882/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
27/18 = 27 × 4/18 × 4 = 108/72 - Subtract the two like fractions:
882/72 - 108/72 = 882 - 108/72 = 774/72 - After reducing the fraction, the answer is 43/4
- In mixed form: 103/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/8-54/18 98/16-27/18 98/8-27/36 98/8-81/18 98/24-27/18 98/8-27/54 98/40-27/18 98/8-27/90 98/56-27/18