Answers

Add 54/80 and 56/10

1^st number: 54/80, 2^nd number: 5 6/10

54/80 + 56/10 is 251/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 10 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 80 × 1 = 80,
   54/80 = 54 × 1/80 × 1 = 54/80
3. Likewise, for the 2nd fraction, since 10 × 8 = 80,
   56/10 = 56 × 8/10 × 8 = 448/80
4. Add the two like fractions:
   54/80 + 448/80 = 54 + 448/80 = 502/80
5. 502/80 simplified gives 251/40
6. So, 54/80 + 56/10 = 251/40
   In mixed form: 611/40

MathStep (Works offline)

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

Related: ⁵⁴/₈₀+⁵⁶/₂₀ ⁵⁴/₈₀+⁵⁶/₃₀ ⁵⁴/₈₀+⁵⁶/₅₀ ⁵⁴/₈₀+⁵⁶/₇₀

Add Fractions Calculator