Add 25/8 and 90/25
1st number: 3 1/8, 2nd number: 3 15/25
25/8 + 90/25 is 269/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 25 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 8 × 25 = 200,
25/8 = 25 × 25/8 × 25 = 625/200 - Likewise, for the 2nd fraction, since 25 × 8 = 200,
90/25 = 90 × 8/25 × 8 = 720/200 - Add the two like fractions:
625/200 + 720/200 = 625 + 720/200 = 1345/200 - 1345/200 simplified gives 269/40
- So, 25/8 + 90/25 = 269/40
In mixed form: 629/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/8+90/25 25/16+90/25 25/8+90/50 75/8+90/25 25/24+90/25 25/8+90/75 25/40+90/25 25/56+90/25