Add 54/9 and 35/20
1st number: 6 0/9, 2nd number: 1 15/20
54/9 + 35/20 is 31/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
54/9 = 54 × 20/9 × 20 = 1080/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
35/20 = 35 × 9/20 × 9 = 315/180 - Add the two like fractions:
1080/180 + 315/180 = 1080 + 315/180 = 1395/180 - 1395/180 simplified gives 31/4
- So, 54/9 + 35/20 = 31/4
In mixed form: 73/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/9+70/20 54/18+35/20 54/9+35/40 54/27+35/20 54/9+35/60 54/45+35/20 54/63+35/20