Subtract 27/80 from 49/12
1st number: 4 1/12, 2nd number: 27/80
49/12 - 27/80 is 899/240.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 12 × 20 = 240,
49/12 = 49 × 20/12 × 20 = 980/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
27/80 = 27 × 3/80 × 3 = 81/240 - Subtract the two like fractions:
980/240 - 81/240 = 980 - 81/240 = 899/240 - In mixed form: 3179/240
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/12-27/80 49/12-54/80 49/24-27/80 49/12-81/80 49/36-27/80 49/60-27/80 49/84-27/80