Answers

Add 30/8 and 60/80

1^st number: 3 6/8, 2^nd number: 60/80

30/8 + 60/80 is 9/2.

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,
   30/8 = 30 × 10/8 × 10 = 300/80
3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
   60/80 = 60 × 1/80 × 1 = 60/80
4. Add the two like fractions:
   300/80 + 60/80 = 300 + 60/80 = 360/80
5. 360/80 simplified gives 9/2
6. So, 30/8 + 60/80 = 9/2
   In mixed form: 41/2

MathStep (Works offline)

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

Related: ⁶⁰/₈+⁶⁰/₈₀ ³⁰/₁₆+⁶⁰/₈₀ ⁹⁰/₈+⁶⁰/₈₀ ³⁰/₂₄+⁶⁰/₈₀ ³⁰/₄₀+⁶⁰/₈₀ ³⁰/₅₆+⁶⁰/₈₀

Add Fractions Calculator