Answers

Add 3/56 and 70/75

3/56 + 70/75 is 829/840.

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,
   3/56 = 3 × 75/56 × 75 = 225/4200
3. Likewise, for the 2nd fraction, since 75 × 56 = 4200,
   70/75 = 70 × 56/75 × 56 = 3920/4200
4. Add the two like fractions:
   225/4200 + 3920/4200 = 225 + 3920/4200 = 4145/4200
5. 4145/4200 simplified gives 829/840
6. So, 3/56 + 70/75 = 829/840

MathStep (Works offline)

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

Related: ⁶/₅₆+⁷⁰/₇₅ ⁹/₅₆+⁷⁰/₇₅ ¹⁵/₅₆+⁷⁰/₇₅ ²¹/₅₆+⁷⁰/₇₅

Add Fractions Calculator