Add 80/49 and 4/45
1st number: 1 31/49, 2nd number: 4/45
80/49 + 4/45 is 3796/2205.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 45 is 2205
Next, find the equivalent fraction of both fractional numbers with denominator 2205 - For the 1st fraction, since 49 × 45 = 2205,
80/49 = 80 × 45/49 × 45 = 3600/2205 - Likewise, for the 2nd fraction, since 45 × 49 = 2205,
4/45 = 4 × 49/45 × 49 = 196/2205 - Add the two like fractions:
3600/2205 + 196/2205 = 3600 + 196/2205 = 3796/2205 - So, 80/49 + 4/45 = 3796/2205
In mixed form: 11591/2205
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/49+8/45 80/98+4/45 80/49+4/90 80/49+12/45 80/49+20/45 80/49+28/45