Answers

Add 1/56 and 90/75

1^st number: 1/56, 2^nd number: 1 15/75

1/56 + 90/75 is 341/280.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 75 is 4200
   
   Next, find the equivalent fraction of both fractional numbers with denominator 4200
2. For the 1st fraction, since 56 × 75 = 4200,
   1/56 = 1 × 75/56 × 75 = 75/4200
3. Likewise, for the 2nd fraction, since 75 × 56 = 4200,
   90/75 = 90 × 56/75 × 56 = 5040/4200
4. Add the two like fractions:
   75/4200 + 5040/4200 = 75 + 5040/4200 = 5115/4200
5. 5115/4200 simplified gives 341/280
6. So, 1/56 + 90/75 = 341/280
   In mixed form: 161/280

MathStep (Works offline)

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

Related: ²/₅₆+⁹⁰/₇₅ ³/₅₆+⁹⁰/₇₅ ⁵/₅₆+⁹⁰/₇₅ ⁷/₅₆+⁹⁰/₇₅

Add Fractions Calculator