Add 90/25 and 60/16
1st number: 3 15/25, 2nd number: 3 12/16
90/25 + 60/16 is 147/20.
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,
90/25 = 90 × 16/25 × 16 = 1440/400 - Likewise, for the 2nd fraction, since 16 × 25 = 400,
60/16 = 60 × 25/16 × 25 = 1500/400 - Add the two like fractions:
1440/400 + 1500/400 = 1440 + 1500/400 = 2940/400 - 2940/400 simplified gives 147/20
- So, 90/25 + 60/16 = 147/20
In mixed form: 77/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/50+60/16 90/25+60/32 90/75+60/16 90/25+60/48 90/25+60/80