Answers

Add 81/18 and 54/6

1^st number: 4 9/18, 2^nd number: 9 0/6

81/18 + 54/6 is 27/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 6 is 18
   
   Next, find the equivalent fraction of both fractional numbers with denominator 18
2. For the 1st fraction, since 18 × 1 = 18,
   81/18 = 81 × 1/18 × 1 = 81/18
3. Likewise, for the 2nd fraction, since 6 × 3 = 18,
   54/6 = 54 × 3/6 × 3 = 162/18
4. Add the two like fractions:
   81/18 + 162/18 = 81 + 162/18 = 243/18
5. 243/18 simplified gives 27/2
6. So, 81/18 + 54/6 = 27/2
   In mixed form: 131/2

MathStep (Works offline)

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

Related: ⁸¹/₃₆+⁵⁴/₆ ⁸¹/₁₈+⁵⁴/₁₂ ⁸¹/₅₄+⁵⁴/₆ ⁸¹/₁₈+⁵⁴/₁₈ ⁸¹/₉₀+⁵⁴/₆ ⁸¹/₁₈+⁵⁴/₃₀ ⁸¹/₁₈+⁵⁴/₄₂

Add Fractions Calculator