Add 21/25 and 10/60
21/25 + 10/60 is 151/150.
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,
21/25 = 21 × 12/25 × 12 = 252/300 - Likewise, for the 2nd fraction, since 60 × 5 = 300,
10/60 = 10 × 5/60 × 5 = 50/300 - Add the two like fractions:
252/300 + 50/300 = 252 + 50/300 = 302/300 - 302/300 simplified gives 151/150
- So, 21/25 + 10/60 = 151/150
In mixed form: 11/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/25+10/60 21/25+20/60 21/50+10/60 63/25+10/60 21/25+30/60 21/75+10/60 21/25+50/60 21/25+70/60