Answers

Add 81/56 and 5/75

1^st number: 1 25/56, 2^nd number: 5/75

81/56 + 5/75 is 1271/840.

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,
   81/56 = 81 × 75/56 × 75 = 6075/4200
3. Likewise, for the 2nd fraction, since 75 × 56 = 4200,
   5/75 = 5 × 56/75 × 56 = 280/4200
4. Add the two like fractions:
   6075/4200 + 280/4200 = 6075 + 280/4200 = 6355/4200
5. 6355/4200 simplified gives 1271/840
6. So, 81/56 + 5/75 = 1271/840
   In mixed form: 1431/840

MathStep (Works offline)

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

Related: ⁸¹/₅₆+¹⁰/₇₅ ⁸¹/₅₆+¹⁵/₇₅ ⁸¹/₅₆+²⁵/₇₅ ⁸¹/₅₆+³⁵/₇₅

Add Fractions Calculator