Answers

Add 90/8 and 3/80

1^st number: 11 2/8, 2^nd number: 3/80

90/8 + 3/80 is 903/80.

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,
   90/8 = 90 × 10/8 × 10 = 900/80
3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
   3/80 = 3 × 1/80 × 1 = 3/80
4. Add the two like fractions:
   900/80 + 3/80 = 900 + 3/80 = 903/80
5. So, 90/8 + 3/80 = 903/80
   In mixed form: 1123/80

MathStep (Works offline)

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

Related: ⁹⁰/₈+⁶/₈₀ ⁹⁰/₁₆+³/₈₀ ⁹⁰/₈+⁹/₈₀ ⁹⁰/₂₄+³/₈₀ ⁹⁰/₈+¹⁵/₈₀ ⁹⁰/₄₀+³/₈₀ ⁹⁰/₈+²¹/₈₀ ⁹⁰/₅₆+³/₈₀

Add Fractions Calculator