Answers

Add 4/81 and 70/48

1^st number: 4/81, 2^nd number: 1 22/48

4/81 + 70/48 is 977/648.

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,
   4/81 = 4 × 16/81 × 16 = 64/1296
3. Likewise, for the 2nd fraction, since 48 × 27 = 1296,
   70/48 = 70 × 27/48 × 27 = 1890/1296
4. Add the two like fractions:
   64/1296 + 1890/1296 = 64 + 1890/1296 = 1954/1296
5. 1954/1296 simplified gives 977/648
6. So, 4/81 + 70/48 = 977/648
   In mixed form: 1329/648

MathStep (Works offline)

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

Related: ⁸/₈₁+⁷⁰/₄₈ ⁴/₈₁+⁷⁰/₉₆ ¹²/₈₁+⁷⁰/₄₈ ²⁰/₈₁+⁷⁰/₄₈ ²⁸/₈₁+⁷⁰/₄₈

Add Fractions Calculator