Add 12/60 and 54/40
1st number: 12/60, 2nd number: 1 14/40
12/60 + 54/40 is 31/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 60 × 2 = 120,
12/60 = 12 × 2/60 × 2 = 24/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
54/40 = 54 × 3/40 × 3 = 162/120 - Add the two like fractions:
24/120 + 162/120 = 24 + 162/120 = 186/120 - 186/120 simplified gives 31/20
- So, 12/60 + 54/40 = 31/20
In mixed form: 111/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/60+54/40 12/60+54/80 36/60+54/40 84/60+54/40