Add 80/49 and 30/9
1st number: 1 31/49, 2nd number: 3 3/9
80/49 + 30/9 is 730/147.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 9 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 49 × 9 = 441,
80/49 = 80 × 9/49 × 9 = 720/441 - Likewise, for the 2nd fraction, since 9 × 49 = 441,
30/9 = 30 × 49/9 × 49 = 1470/441 - Add the two like fractions:
720/441 + 1470/441 = 720 + 1470/441 = 2190/441 - 2190/441 simplified gives 730/147
- So, 80/49 + 30/9 = 730/147
In mixed form: 4142/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/49+60/9 80/98+30/9 80/49+30/18 80/49+90/9 80/49+30/27 80/49+30/45 80/49+30/63