Add 80/28 and 56/54
1st number: 2 24/28, 2nd number: 1 2/54
80/28 + 56/54 is 736/189.
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,
80/28 = 80 × 27/28 × 27 = 2160/756 - Likewise, for the 2nd fraction, since 54 × 14 = 756,
56/54 = 56 × 14/54 × 14 = 784/756 - Add the two like fractions:
2160/756 + 784/756 = 2160 + 784/756 = 2944/756 - 2944/756 simplified gives 736/189
- So, 80/28 + 56/54 = 736/189
In mixed form: 3169/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/56+56/54 80/84+56/54