Add 50/80 and 60/45
1st number: 50/80, 2nd number: 1 15/45
50/80 + 60/45 is 47/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 45 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
50/80 = 50 × 9/80 × 9 = 450/720 - Likewise, for the 2nd fraction, since 45 × 16 = 720,
60/45 = 60 × 16/45 × 16 = 960/720 - Add the two like fractions:
450/720 + 960/720 = 450 + 960/720 = 1410/720 - 1410/720 simplified gives 47/24
- So, 50/80 + 60/45 = 47/24
In mixed form: 123/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/80+60/90