Subtract 49/36 from 30/8
1st number: 3 6/8, 2nd number: 1 13/36
30/8 - 49/36 is 43/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 36 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
30/8 = 30 × 9/8 × 9 = 270/72 - Likewise, for the 2nd fraction, since 36 × 2 = 72,
49/36 = 49 × 2/36 × 2 = 98/72 - Subtract the two like fractions:
270/72 - 98/72 = 270 - 98/72 = 172/72 - After reducing the fraction, the answer is 43/18
- In mixed form: 27/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/8-49/36 30/8-98/36 30/16-49/36 30/8-49/72 90/8-49/36 30/24-49/36 30/40-49/36 30/56-49/36