Add 30/28 and 36/54
1st number: 1 2/28, 2nd number: 36/54
30/28 + 36/54 is 73/42.
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,
30/28 = 30 × 27/28 × 27 = 810/756 - Likewise, for the 2nd fraction, since 54 × 14 = 756,
36/54 = 36 × 14/54 × 14 = 504/756 - Add the two like fractions:
810/756 + 504/756 = 810 + 504/756 = 1314/756 - 1314/756 simplified gives 73/42
- So, 30/28 + 36/54 = 73/42
In mixed form: 131/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/28+36/54 30/28+72/54 30/56+36/54 90/28+36/54 30/84+36/54