Add 90/49 and 3/80
1st number: 1 41/49, 2nd number: 3/80
90/49 + 3/80 is 7347/3920.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 80 is 3920
Next, find the equivalent fraction of both fractional numbers with denominator 3920 - For the 1st fraction, since 49 × 80 = 3920,
90/49 = 90 × 80/49 × 80 = 7200/3920 - Likewise, for the 2nd fraction, since 80 × 49 = 3920,
3/80 = 3 × 49/80 × 49 = 147/3920 - Add the two like fractions:
7200/3920 + 147/3920 = 7200 + 147/3920 = 7347/3920 - So, 90/49 + 3/80 = 7347/3920
In mixed form: 13427/3920
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/49+6/80 90/98+3/80 90/49+9/80 90/49+15/80 90/49+21/80