Answers

Add 81/27 and 12/36

1^st number: 3 0/27, 2^nd number: 12/36

81/27 + 12/36 is 10/3.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 36 is 108
   
   Next, find the equivalent fraction of both fractional numbers with denominator 108
2. For the 1st fraction, since 27 × 4 = 108,
   81/27 = 81 × 4/27 × 4 = 324/108
3. Likewise, for the 2nd fraction, since 36 × 3 = 108,
   12/36 = 12 × 3/36 × 3 = 36/108
4. Add the two like fractions:
   324/108 + 36/108 = 324 + 36/108 = 360/108
5. 360/108 simplified gives 10/3
6. So, 81/27 + 12/36 = 10/3
   In mixed form: 31/3

MathStep (Works offline)

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

Related: ⁸¹/₂₇+²⁴/₃₆ ⁸¹/₅₄+¹²/₃₆ ⁸¹/₂₇+¹²/₇₂ ⁸¹/₂₇+⁶⁰/₃₆ ⁸¹/₂₇+⁸⁴/₃₆

Add Fractions Calculator