Add 15/25 and 9/60
15/25 + 9/60 is 3/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 60 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 25 × 12 = 300,
15/25 = 15 × 12/25 × 12 = 180/300 - Likewise, for the 2nd fraction, since 60 × 5 = 300,
9/60 = 9 × 5/60 × 5 = 45/300 - Add the two like fractions:
180/300 + 45/300 = 180 + 45/300 = 225/300 - 225/300 simplified gives 3/4
- So, 15/25 + 9/60 = 3/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/25+9/60 15/25+18/60 15/50+9/60 45/25+9/60 15/25+27/60 15/75+9/60 75/25+9/60 15/25+45/60 15/25+63/60