Answers

Add 70/45 and 84/49

1^st number: 1 25/45, 2^nd number: 1 35/49

70/45 + 84/49 is 206/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 49 is 2205
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2205
2. For the 1st fraction, since 45 × 49 = 2205,
   70/45 = 70 × 49/45 × 49 = 3430/2205
3. Likewise, for the 2nd fraction, since 49 × 45 = 2205,
   84/49 = 84 × 45/49 × 45 = 3780/2205
4. Add the two like fractions:
   3430/2205 + 3780/2205 = 3430 + 3780/2205 = 7210/2205
5. 7210/2205 simplified gives 206/63
6. So, 70/45 + 84/49 = 206/63
   In mixed form: 317/63

MathStep (Works offline)

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

Related: ⁷⁰/₉₀+⁸⁴/₄₉ ⁷⁰/₄₅+⁸⁴/₉₈

Add Fractions Calculator