Add 54/60 and 81/6
1st number: 54/60, 2nd number: 13 3/6
54/60 + 81/6 is 72/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 6 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
54/60 = 54 × 1/60 × 1 = 54/60 - Likewise, for the 2nd fraction, since 6 × 10 = 60,
81/6 = 81 × 10/6 × 10 = 810/60 - Add the two like fractions:
54/60 + 810/60 = 54 + 810/60 = 864/60 - 864/60 simplified gives 72/5
- So, 54/60 + 81/6 = 72/5
In mixed form: 142/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/60+81/12 54/60+81/18 54/60+81/30 54/60+81/42