Add 84/25 and 9/16
1st number: 3 9/25, 2nd number: 9/16
84/25 + 9/16 is 1569/400.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 16 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 25 × 16 = 400,
84/25 = 84 × 16/25 × 16 = 1344/400 - Likewise, for the 2nd fraction, since 16 × 25 = 400,
9/16 = 9 × 25/16 × 25 = 225/400 - Add the two like fractions:
1344/400 + 225/400 = 1344 + 225/400 = 1569/400 - So, 84/25 + 9/16 = 1569/400
In mixed form: 3369/400
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/25+18/16 84/50+9/16 84/25+9/32 84/25+27/16 84/75+9/16 84/25+9/48 84/25+45/16 84/25+9/80 84/25+63/16