Answers

Add 56/2 and 40/80

1^st number: 28 0/2, 2^nd number: 40/80

56/2 + 40/80 is 57/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 2 and 80 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 2 × 40 = 80,
   56/2 = 56 × 40/2 × 40 = 2240/80
3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
   40/80 = 40 × 1/80 × 1 = 40/80
4. Add the two like fractions:
   2240/80 + 40/80 = 2240 + 40/80 = 2280/80
5. 2280/80 simplified gives 57/2
6. So, 56/2 + 40/80 = 57/2
   In mixed form: 281/2

MathStep (Works offline)

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

Related: ⁵⁶/₄+⁴⁰/₈₀ ⁵⁶/₆+⁴⁰/₈₀ ⁵⁶/₁₀+⁴⁰/₈₀ ⁵⁶/₁₄+⁴⁰/₈₀

Add Fractions Calculator