Answers

Add 45/81 and 60/48

1^st number: 45/81, 2^nd number: 1 12/48

45/81 + 60/48 is 65/36.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 48 is 1296
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1296
2. For the 1st fraction, since 81 × 16 = 1296,
   45/81 = 45 × 16/81 × 16 = 720/1296
3. Likewise, for the 2nd fraction, since 48 × 27 = 1296,
   60/48 = 60 × 27/48 × 27 = 1620/1296
4. Add the two like fractions:
   720/1296 + 1620/1296 = 720 + 1620/1296 = 2340/1296
5. 2340/1296 simplified gives 65/36
6. So, 45/81 + 60/48 = 65/36
   In mixed form: 129/36

MathStep (Works offline)

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

Related: ⁹⁰/₈₁+⁶⁰/₄₈ ⁴⁵/₈₁+⁶⁰/₉₆

Add Fractions Calculator