Answers

Add 80/84 and 56/27

1^st number: 80/84, 2^nd number: 2 2/27

80/84 + 56/27 is 572/189.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 27 is 756
   
   Next, find the equivalent fraction of both fractional numbers with denominator 756
2. For the 1st fraction, since 84 × 9 = 756,
   80/84 = 80 × 9/84 × 9 = 720/756
3. Likewise, for the 2nd fraction, since 27 × 28 = 756,
   56/27 = 56 × 28/27 × 28 = 1568/756
4. Add the two like fractions:
   720/756 + 1568/756 = 720 + 1568/756 = 2288/756
5. 2288/756 simplified gives 572/189
6. So, 80/84 + 56/27 = 572/189
   In mixed form: 35/189

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ⁸⁰/₈₄+⁵⁶/₅₄ ⁸⁰/₈₄+⁵⁶/₈₁

Add Fractions Calculator