Add 28/2 and 7/80
1st number: 14 0/2, 2nd number: 7/80
28/2 + 7/80 is 1127/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 2 × 40 = 80,
28/2 = 28 × 40/2 × 40 = 1120/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
7/80 = 7 × 1/80 × 1 = 7/80 - Add the two like fractions:
1120/80 + 7/80 = 1120 + 7/80 = 1127/80 - So, 28/2 + 7/80 = 1127/80
In mixed form: 147/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/2+7/80 28/2+14/80 28/4+7/80 84/2+7/80 28/2+21/80 28/6+7/80 28/2+35/80 28/10+7/80 28/2+49/80 28/14+7/80