Answers

Add 27/8 and 56/80

1^st number: 3 3/8, 2^nd number: 56/80

27/8 + 56/80 is 163/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 80 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 8 × 10 = 80,
   27/8 = 27 × 10/8 × 10 = 270/80
3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
   56/80 = 56 × 1/80 × 1 = 56/80
4. Add the two like fractions:
   270/80 + 56/80 = 270 + 56/80 = 326/80
5. 326/80 simplified gives 163/40
6. So, 27/8 + 56/80 = 163/40
   In mixed form: 43/40

MathStep (Works offline)

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

Related: ⁵⁴/₈+⁵⁶/₈₀ ²⁷/₁₆+⁵⁶/₈₀ ⁸¹/₈+⁵⁶/₈₀ ²⁷/₂₄+⁵⁶/₈₀ ²⁷/₄₀+⁵⁶/₈₀ ²⁷/₅₆+⁵⁶/₈₀

Add Fractions Calculator