Subtract 27/7 from 36/2
1st number: 18 0/2, 2nd number: 3 6/7
36/2 - 27/7 is 99/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 7 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 2 × 7 = 14,
36/2 = 36 × 7/2 × 7 = 252/14 - Likewise, for the 2nd fraction, since 7 × 2 = 14,
27/7 = 27 × 2/7 × 2 = 54/14 - Subtract the two like fractions:
252/14 - 54/14 = 252 - 54/14 = 198/14 - After reducing the fraction, the answer is 99/7
- In mixed form: 141/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/2-27/7 36/2-54/7 36/4-27/7 36/2-27/14 36/2-81/7 36/6-27/7 36/2-27/21 36/10-27/7 36/2-27/35 36/14-27/7 36/2-27/49