Add 60/40 and 54/16
1st number: 1 20/40, 2nd number: 3 6/16
60/40 + 54/16 is 39/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 40 × 2 = 80,
60/40 = 60 × 2/40 × 2 = 120/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
54/16 = 54 × 5/16 × 5 = 270/80 - Add the two like fractions:
120/80 + 270/80 = 120 + 270/80 = 390/80 - 390/80 simplified gives 39/8
- So, 60/40 + 54/16 = 39/8
In mixed form: 47/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/80+54/16 60/40+54/32 60/40+54/48 60/40+54/80