Add 80/5 and 7/49
1st number: 16 0/5, 2nd number: 7/49
80/5 + 7/49 is 113/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 49 is 245
Next, find the equivalent fraction of both fractional numbers with denominator 245 - For the 1st fraction, since 5 × 49 = 245,
80/5 = 80 × 49/5 × 49 = 3920/245 - Likewise, for the 2nd fraction, since 49 × 5 = 245,
7/49 = 7 × 5/49 × 5 = 35/245 - Add the two like fractions:
3920/245 + 35/245 = 3920 + 35/245 = 3955/245 - 3955/245 simplified gives 113/7
- So, 80/5 + 7/49 = 113/7
In mixed form: 161/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/5+14/49 80/10+7/49 80/5+7/98 80/5+21/49 80/15+7/49 80/5+35/49 80/25+7/49 80/35+7/49