Answers

Add 81/56 and 18/35

1^st number: 1 25/56, 2^nd number: 18/35

81/56 + 18/35 is 549/280.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 35 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 56 × 5 = 280,
   81/56 = 81 × 5/56 × 5 = 405/280
3. Likewise, for the 2nd fraction, since 35 × 8 = 280,
   18/35 = 18 × 8/35 × 8 = 144/280
4. Add the two like fractions:
   405/280 + 144/280 = 405 + 144/280 = 549/280
5. So, 81/56 + 18/35 = 549/280
   In mixed form: 1269/280

MathStep (Works offline)

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

Related: ⁸¹/₅₆+³⁶/₃₅ ⁸¹/₅₆+¹⁸/₇₀ ⁸¹/₅₆+⁵⁴/₃₅ ⁸¹/₅₆+⁹⁰/₃₅

Add Fractions Calculator