Answers

Add 70/84 and 28/4

1^st number: 70/84, 2^nd number: 7 0/4

70/84 + 28/4 is 47/6.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 4 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 84 × 1 = 84,
   70/84 = 70 × 1/84 × 1 = 70/84
3. Likewise, for the 2nd fraction, since 4 × 21 = 84,
   28/4 = 28 × 21/4 × 21 = 588/84
4. Add the two like fractions:
   70/84 + 588/84 = 70 + 588/84 = 658/84
5. 658/84 simplified gives 47/6
6. So, 70/84 + 28/4 = 47/6
   In mixed form: 75/6

MathStep (Works offline)

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

Related: ⁷⁰/₈₄+⁵⁶/₄ ⁷⁰/₈₄+²⁸/₈ ⁷⁰/₈₄+⁸⁴/₄ ⁷⁰/₈₄+²⁸/₁₂ ⁷⁰/₈₄+²⁸/₂₀

Add Fractions Calculator