Add 54/20 and 7/30
1st number: 2 14/20, 2nd number: 7/30
54/20 + 7/30 is 44/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
54/20 = 54 × 3/20 × 3 = 162/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
7/30 = 7 × 2/30 × 2 = 14/60 - Add the two like fractions:
162/60 + 14/60 = 162 + 14/60 = 176/60 - 176/60 simplified gives 44/15
- So, 54/20 + 7/30 = 44/15
In mixed form: 214/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/20+14/30 54/40+7/30 54/20+7/60 54/20+21/30 54/60+7/30 54/20+7/90 54/20+35/30 54/20+49/30