Add 84/80 and 4/36
1st number: 1 4/80, 2nd number: 4/36
84/80 + 4/36 is 209/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 36 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
84/80 = 84 × 9/80 × 9 = 756/720 - Likewise, for the 2nd fraction, since 36 × 20 = 720,
4/36 = 4 × 20/36 × 20 = 80/720 - Add the two like fractions:
756/720 + 80/720 = 756 + 80/720 = 836/720 - 836/720 simplified gives 209/180
- So, 84/80 + 4/36 = 209/180
In mixed form: 129/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/80+8/36 84/80+4/72 84/80+12/36 84/80+20/36 84/80+28/36