Add 7/80 and 15/8
1st number: 7/80, 2nd number: 1 7/8
7/80 + 15/8 is 157/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 8 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
7/80 = 7 × 1/80 × 1 = 7/80 - Likewise, for the 2nd fraction, since 8 × 10 = 80,
15/8 = 15 × 10/8 × 10 = 150/80 - Add the two like fractions:
7/80 + 150/80 = 7 + 150/80 = 157/80 - So, 7/80 + 15/8 = 157/80
In mixed form: 177/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/80+15/8 7/80+30/8 7/80+15/16 21/80+15/8 7/80+45/8 7/80+15/24 35/80+15/8 7/80+75/8 7/80+15/40 49/80+15/8 7/80+15/56