Answers

Add 18/81 and 60/56

1^st number: 18/81, 2^nd number: 1 4/56

18/81 + 60/56 is 163/126.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 56 is 4536
   
   Next, find the equivalent fraction of both fractional numbers with denominator 4536
2. For the 1st fraction, since 81 × 56 = 4536,
   18/81 = 18 × 56/81 × 56 = 1008/4536
3. Likewise, for the 2nd fraction, since 56 × 81 = 4536,
   60/56 = 60 × 81/56 × 81 = 4860/4536
4. Add the two like fractions:
   1008/4536 + 4860/4536 = 1008 + 4860/4536 = 5868/4536
5. 5868/4536 simplified gives 163/126
6. So, 18/81 + 60/56 = 163/126
   In mixed form: 137/126

MathStep (Works offline)

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

Related: ³⁶/₈₁+⁶⁰/₅₆ ⁵⁴/₈₁+⁶⁰/₅₆ ⁹⁰/₈₁+⁶⁰/₅₆

Add Fractions Calculator