Answers

Add 12/63 and 80/6

1^st number: 12/63, 2^nd number: 13 2/6

12/63 + 80/6 is 284/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 6 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 63 × 2 = 126,
   12/63 = 12 × 2/63 × 2 = 24/126
3. Likewise, for the 2nd fraction, since 6 × 21 = 126,
   80/6 = 80 × 21/6 × 21 = 1680/126
4. Add the two like fractions:
   24/126 + 1680/126 = 24 + 1680/126 = 1704/126
5. 1704/126 simplified gives 284/21
6. So, 12/63 + 80/6 = 284/21
   In mixed form: 1311/21

MathStep (Works offline)

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

Related: ²⁴/₆₃+⁸⁰/₆ ¹²/₆₃+⁸⁰/₁₂ ³⁶/₆₃+⁸⁰/₆ ¹²/₆₃+⁸⁰/₁₈ ⁶⁰/₆₃+⁸⁰/₆ ¹²/₆₃+⁸⁰/₃₀ ⁸⁴/₆₃+⁸⁰/₆ ¹²/₆₃+⁸⁰/₄₂

Add Fractions Calculator