Add 50/80 and 8/5
1st number: 50/80, 2nd number: 1 3/5
50/80 + 8/5 is 89/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 5 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
50/80 = 50 × 1/80 × 1 = 50/80 - Likewise, for the 2nd fraction, since 5 × 16 = 80,
8/5 = 8 × 16/5 × 16 = 128/80 - Add the two like fractions:
50/80 + 128/80 = 50 + 128/80 = 178/80 - 178/80 simplified gives 89/40
- So, 50/80 + 8/5 = 89/40
In mixed form: 29/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/80+16/5 50/80+8/10 50/80+24/5 50/80+8/15 50/80+40/5 50/80+8/25 50/80+56/5 50/80+8/35