Add 50/45 and 84/80
1st number: 1 5/45, 2nd number: 1 4/80
50/45 + 84/80 is 389/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 45 × 16 = 720,
50/45 = 50 × 16/45 × 16 = 800/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
84/80 = 84 × 9/80 × 9 = 756/720 - Add the two like fractions:
800/720 + 756/720 = 800 + 756/720 = 1556/720 - 1556/720 simplified gives 389/180
- So, 50/45 + 84/80 = 389/180
In mixed form: 229/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/90+84/80