Add 35/28 and 84/54
1st number: 1 7/28, 2nd number: 1 30/54
35/28 + 84/54 is 101/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 54 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 28 × 27 = 756,
35/28 = 35 × 27/28 × 27 = 945/756 - Likewise, for the 2nd fraction, since 54 × 14 = 756,
84/54 = 84 × 14/54 × 14 = 1176/756 - Add the two like fractions:
945/756 + 1176/756 = 945 + 1176/756 = 2121/756 - 2121/756 simplified gives 101/36
- So, 35/28 + 84/54 = 101/36
In mixed form: 229/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/28+84/54 35/56+84/54 35/84+84/54