Add 80/30 and 27/49
1st number: 2 20/30, 2nd number: 27/49
80/30 + 27/49 is 473/147.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 49 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 30 × 49 = 1470,
80/30 = 80 × 49/30 × 49 = 3920/1470 - Likewise, for the 2nd fraction, since 49 × 30 = 1470,
27/49 = 27 × 30/49 × 30 = 810/1470 - Add the two like fractions:
3920/1470 + 810/1470 = 3920 + 810/1470 = 4730/1470 - 4730/1470 simplified gives 473/147
- So, 80/30 + 27/49 = 473/147
In mixed form: 332/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/30+54/49 80/60+27/49 80/30+27/98 80/30+81/49 80/90+27/49