Add 84/25 and 28/12
1st number: 3 9/25, 2nd number: 2 4/12
84/25 + 28/12 is 427/75.
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,
84/25 = 84 × 12/25 × 12 = 1008/300 - Likewise, for the 2nd fraction, since 12 × 25 = 300,
28/12 = 28 × 25/12 × 25 = 700/300 - Add the two like fractions:
1008/300 + 700/300 = 1008 + 700/300 = 1708/300 - 1708/300 simplified gives 427/75
- So, 84/25 + 28/12 = 427/75
In mixed form: 552/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/25+56/12 84/50+28/12 84/25+28/24 84/25+84/12 84/75+28/12 84/25+28/36 84/25+28/60 84/25+28/84