Answers

Add 7/81 and 70/14

1^st number: 7/81, 2^nd number: 5 0/14

7/81 + 70/14 is 412/81.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 14 is 1134
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1134
2. For the 1st fraction, since 81 × 14 = 1134,
   7/81 = 7 × 14/81 × 14 = 98/1134
3. Likewise, for the 2nd fraction, since 14 × 81 = 1134,
   70/14 = 70 × 81/14 × 81 = 5670/1134
4. Add the two like fractions:
   98/1134 + 5670/1134 = 98 + 5670/1134 = 5768/1134
5. 5768/1134 simplified gives 412/81
6. So, 7/81 + 70/14 = 412/81
   In mixed form: 57/81

MathStep (Works offline)

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

Related: ¹⁴/₈₁+⁷⁰/₁₄ ⁷/₈₁+⁷⁰/₂₈ ²¹/₈₁+⁷⁰/₁₄ ⁷/₈₁+⁷⁰/₄₂ ³⁵/₈₁+⁷⁰/₁₄ ⁴⁹/₈₁+⁷⁰/₁₄ ⁷/₈₁+⁷⁰/₉₈

Add Fractions Calculator