Add 54/12 and 28/5
1st number: 4 6/12, 2nd number: 5 3/5
54/12 + 28/5 is 101/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 5 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
54/12 = 54 × 5/12 × 5 = 270/60 - Likewise, for the 2nd fraction, since 5 × 12 = 60,
28/5 = 28 × 12/5 × 12 = 336/60 - Add the two like fractions:
270/60 + 336/60 = 270 + 336/60 = 606/60 - 606/60 simplified gives 101/10
- So, 54/12 + 28/5 = 101/10
In mixed form: 101/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/12+56/5 54/24+28/5 54/12+28/10 54/12+84/5 54/36+28/5 54/12+28/15 54/60+28/5 54/12+28/25 54/84+28/5 54/12+28/35