Answers

Add 70/56 and 49/90

1^st number: 1 14/56, 2^nd number: 49/90

70/56 + 49/90 is 323/180.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 90 is 2520
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2520
2. For the 1st fraction, since 56 × 45 = 2520,
   70/56 = 70 × 45/56 × 45 = 3150/2520
3. Likewise, for the 2nd fraction, since 90 × 28 = 2520,
   49/90 = 49 × 28/90 × 28 = 1372/2520
4. Add the two like fractions:
   3150/2520 + 1372/2520 = 3150 + 1372/2520 = 4522/2520
5. 4522/2520 simplified gives 323/180
6. So, 70/56 + 49/90 = 323/180
   In mixed form: 1143/180

MathStep (Works offline)

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

Related: ⁷⁰/₅₆+⁹⁸/₉₀

Add Fractions Calculator