Subtract 1/18 from 36/7
1st number: 5 1/7, 2nd number: 1/18
36/7 - 1/18 is 641/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 7 × 18 = 126,
36/7 = 36 × 18/7 × 18 = 648/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
1/18 = 1 × 7/18 × 7 = 7/126 - Subtract the two like fractions:
648/126 - 7/126 = 648 - 7/126 = 641/126 - In mixed form: 511/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/7-1/18 36/7-2/18 36/14-1/18 36/7-1/36 36/7-3/18 36/21-1/18 36/7-1/54 36/7-5/18 36/35-1/18 36/7-1/90 36/7-7/18 36/49-1/18