Add 12/25 and 15/12
1st number: 12/25, 2nd number: 1 3/12
12/25 + 15/12 is 173/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 12 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 25 × 12 = 300,
12/25 = 12 × 12/25 × 12 = 144/300 - Likewise, for the 2nd fraction, since 12 × 25 = 300,
15/12 = 15 × 25/12 × 25 = 375/300 - Add the two like fractions:
144/300 + 375/300 = 144 + 375/300 = 519/300 - 519/300 simplified gives 173/100
- So, 12/25 + 15/12 = 173/100
In mixed form: 173/100
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/25+15/12 12/25+30/12 12/50+15/12 12/25+15/24 36/25+15/12 12/25+45/12 12/75+15/12 12/25+15/36 60/25+15/12 12/25+75/12 12/25+15/60 84/25+15/12 12/25+15/84