Add 42/25 and 12/30
1st number: 1 17/25, 2nd number: 12/30
42/25 + 12/30 is 52/25.
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,
12/30 = 12 × 5/30 × 5 = 60/150 - Add the two like fractions:
252/150 + 60/150 = 252 + 60/150 = 312/150 - 312/150 simplified gives 52/25
- So, 42/25 + 12/30 = 52/25
In mixed form: 22/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/25+12/30 42/25+24/30 42/50+12/30 42/25+12/60 42/25+36/30 42/75+12/30 42/25+12/90 42/25+60/30 42/25+84/30