Answers

Add 84/27 and 15/84

1^st number: 3 3/27, 2^nd number: 15/84

84/27 + 15/84 is 829/252.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 84 is 756
   
   Next, find the equivalent fraction of both fractional numbers with denominator 756
2. For the 1st fraction, since 27 × 28 = 756,
   84/27 = 84 × 28/27 × 28 = 2352/756
3. Likewise, for the 2nd fraction, since 84 × 9 = 756,
   15/84 = 15 × 9/84 × 9 = 135/756
4. Add the two like fractions:
   2352/756 + 135/756 = 2352 + 135/756 = 2487/756
5. 2487/756 simplified gives 829/252
6. So, 84/27 + 15/84 = 829/252
   In mixed form: 373/252

MathStep (Works offline)

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

Related: ⁸⁴/₂₇+³⁰/₈₄ ⁸⁴/₅₄+¹⁵/₈₄ ⁸⁴/₂₇+⁴⁵/₈₄ ⁸⁴/₈₁+¹⁵/₈₄ ⁸⁴/₂₇+⁷⁵/₈₄

Add Fractions Calculator