Answers

Add 90/10 and 27/80

1^st number: 9 0/10, 2^nd number: 27/80

90/10 + 27/80 is 747/80.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 80 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 10 × 8 = 80,
   90/10 = 90 × 8/10 × 8 = 720/80
3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
   27/80 = 27 × 1/80 × 1 = 27/80
4. Add the two like fractions:
   720/80 + 27/80 = 720 + 27/80 = 747/80
5. So, 90/10 + 27/80 = 747/80
   In mixed form: 927/80

MathStep (Works offline)

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

Related: ⁹⁰/₁₀+⁵⁴/₈₀ ⁹⁰/₂₀+²⁷/₈₀ ⁹⁰/₁₀+⁸¹/₈₀ ⁹⁰/₃₀+²⁷/₈₀ ⁹⁰/₅₀+²⁷/₈₀ ⁹⁰/₇₀+²⁷/₈₀

Add Fractions Calculator