Add 25/80 and 30/8
1st number: 25/80, 2nd number: 3 6/8
25/80 + 30/8 is 65/16.
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,
25/80 = 25 × 1/80 × 1 = 25/80 - Likewise, for the 2nd fraction, since 8 × 10 = 80,
30/8 = 30 × 10/8 × 10 = 300/80 - Add the two like fractions:
25/80 + 300/80 = 25 + 300/80 = 325/80 - 325/80 simplified gives 65/16
- So, 25/80 + 30/8 = 65/16
In mixed form: 41/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/80+30/8 25/80+60/8 25/80+30/16 75/80+30/8 25/80+90/8 25/80+30/24 25/80+30/40 25/80+30/56