Add 25/72 and 42/50
25/72 + 42/50 is 2137/1800.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 50 is 1800
Next, find the equivalent fraction of both fractional numbers with denominator 1800 - For the 1st fraction, since 72 × 25 = 1800,
25/72 = 25 × 25/72 × 25 = 625/1800 - Likewise, for the 2nd fraction, since 50 × 36 = 1800,
42/50 = 42 × 36/50 × 36 = 1512/1800 - Add the two like fractions:
625/1800 + 1512/1800 = 625 + 1512/1800 = 2137/1800 - So, 25/72 + 42/50 = 2137/1800
In mixed form: 1337/1800
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/72+42/50 25/72+84/50 75/72+42/50