Answers

Add 90/15 and 27/56

1^st number: 6 0/15, 2^nd number: 27/56

90/15 + 27/56 is 363/56.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 56 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 15 × 56 = 840,
   90/15 = 90 × 56/15 × 56 = 5040/840
3. Likewise, for the 2nd fraction, since 56 × 15 = 840,
   27/56 = 27 × 15/56 × 15 = 405/840
4. Add the two like fractions:
   5040/840 + 405/840 = 5040 + 405/840 = 5445/840
5. 5445/840 simplified gives 363/56
6. So, 90/15 + 27/56 = 363/56
   In mixed form: 627/56

MathStep (Works offline)

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

Related: ⁹⁰/₁₅+⁵⁴/₅₆ ⁹⁰/₃₀+²⁷/₅₆ ⁹⁰/₁₅+⁸¹/₅₆ ⁹⁰/₄₅+²⁷/₅₆ ⁹⁰/₇₅+²⁷/₅₆

Add Fractions Calculator