Add 49/20 and 27/18
1st number: 2 9/20, 2nd number: 1 9/18
49/20 + 27/18 is 79/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 18 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
49/20 = 49 × 9/20 × 9 = 441/180 - Likewise, for the 2nd fraction, since 18 × 10 = 180,
27/18 = 27 × 10/18 × 10 = 270/180 - Add the two like fractions:
441/180 + 270/180 = 441 + 270/180 = 711/180 - 711/180 simplified gives 79/20
- So, 49/20 + 27/18 = 79/20
In mixed form: 319/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/20+27/18 49/20+54/18 49/40+27/18 49/20+27/36 49/20+81/18 49/60+27/18 49/20+27/54 49/20+27/90