Add 30/25 and 60/18
1st number: 1 5/25, 2nd number: 3 6/18
30/25 + 60/18 is 68/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 18 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 25 × 18 = 450,
30/25 = 30 × 18/25 × 18 = 540/450 - Likewise, for the 2nd fraction, since 18 × 25 = 450,
60/18 = 60 × 25/18 × 25 = 1500/450 - Add the two like fractions:
540/450 + 1500/450 = 540 + 1500/450 = 2040/450 - 2040/450 simplified gives 68/15
- So, 30/25 + 60/18 = 68/15
In mixed form: 48/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/25+60/18 30/50+60/18 30/25+60/36 90/25+60/18 30/75+60/18 30/25+60/54 30/25+60/90