Add 42/25 and 7/30
1st number: 1 17/25, 2nd number: 7/30
42/25 + 7/30 is 287/150.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 30 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 25 × 6 = 150,
42/25 = 42 × 6/25 × 6 = 252/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
7/30 = 7 × 5/30 × 5 = 35/150 - Add the two like fractions:
252/150 + 35/150 = 252 + 35/150 = 287/150 - So, 42/25 + 7/30 = 287/150
In mixed form: 1137/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/25+7/30 42/25+14/30 42/50+7/30 42/25+7/60 42/25+21/30 42/75+7/30 42/25+7/90 42/25+35/30 42/25+49/30