Add 54/60 and 5/8
54/60 + 5/8 is 61/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 60 × 2 = 120,
54/60 = 54 × 2/60 × 2 = 108/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
5/8 = 5 × 15/8 × 15 = 75/120 - Add the two like fractions:
108/120 + 75/120 = 108 + 75/120 = 183/120 - 183/120 simplified gives 61/40
- So, 54/60 + 5/8 = 61/40
In mixed form: 121/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/60+10/8 54/60+5/16 54/60+15/8 54/60+5/24 54/60+25/8 54/60+5/40 54/60+35/8 54/60+5/56