Add 72/25 and 15/12
1st number: 2 22/25, 2nd number: 1 3/12
72/25 + 15/12 is 413/100.
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,
72/25 = 72 × 12/25 × 12 = 864/300 - Likewise, for the 2nd fraction, since 12 × 25 = 300,
15/12 = 15 × 25/12 × 25 = 375/300 - Add the two like fractions:
864/300 + 375/300 = 864 + 375/300 = 1239/300 - 1239/300 simplified gives 413/100
- So, 72/25 + 15/12 = 413/100
In mixed form: 413/100
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/25+30/12 72/50+15/12 72/25+15/24 72/25+45/12 72/75+15/12 72/25+15/36 72/25+75/12 72/25+15/60 72/25+15/84