Add 70/14 and 28/54
1st number: 5 0/14, 2nd number: 28/54
70/14 + 28/54 is 149/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 14 × 27 = 378,
70/14 = 70 × 27/14 × 27 = 1890/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
28/54 = 28 × 7/54 × 7 = 196/378 - Add the two like fractions:
1890/378 + 196/378 = 1890 + 196/378 = 2086/378 - 2086/378 simplified gives 149/27
- So, 70/14 + 28/54 = 149/27
In mixed form: 514/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/14+56/54 70/28+28/54 70/14+84/54 70/42+28/54 70/98+28/54