Add 28/54 and 16/7
1st number: 28/54, 2nd number: 2 2/7
28/54 + 16/7 is 530/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 7 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
28/54 = 28 × 7/54 × 7 = 196/378 - Likewise, for the 2nd fraction, since 7 × 54 = 378,
16/7 = 16 × 54/7 × 54 = 864/378 - Add the two like fractions:
196/378 + 864/378 = 196 + 864/378 = 1060/378 - 1060/378 simplified gives 530/189
- So, 28/54 + 16/7 = 530/189
In mixed form: 2152/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/54+16/7 28/54+32/7 28/54+16/14 84/54+16/7 28/54+48/7 28/54+16/21 28/54+80/7 28/54+16/35 28/54+16/49