Add 54/9 and 18/16
1st number: 6 0/9, 2nd number: 1 2/16
54/9 + 18/16 is 57/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 9 × 16 = 144,
54/9 = 54 × 16/9 × 16 = 864/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
18/16 = 18 × 9/16 × 9 = 162/144 - Add the two like fractions:
864/144 + 162/144 = 864 + 162/144 = 1026/144 - 1026/144 simplified gives 57/8
- So, 54/9 + 18/16 = 57/8
In mixed form: 71/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/9+36/16 54/18+18/16 54/9+18/32 54/9+54/16 54/27+18/16 54/9+18/48 54/9+90/16 54/45+18/16 54/9+18/80 54/63+18/16