Add 54/20 and 35/15
1st number: 2 14/20, 2nd number: 2 5/15
54/20 + 35/15 is 151/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 15 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 15 × 4 = 60,
35/15 = 35 × 4/15 × 4 = 140/60 - Add the two like fractions:
162/60 + 140/60 = 162 + 140/60 = 302/60 - 302/60 simplified gives 151/30
- So, 54/20 + 35/15 = 151/30
In mixed form: 51/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/20+70/15 54/40+35/15 54/20+35/30 54/60+35/15 54/20+35/45 54/20+35/75