Add 90/75 and 84/36
1st number: 1 15/75, 2nd number: 2 12/36
90/75 + 84/36 is 53/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 36 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 75 × 12 = 900,
90/75 = 90 × 12/75 × 12 = 1080/900 - Likewise, for the 2nd fraction, since 36 × 25 = 900,
84/36 = 84 × 25/36 × 25 = 2100/900 - Add the two like fractions:
1080/900 + 2100/900 = 1080 + 2100/900 = 3180/900 - 3180/900 simplified gives 53/15
- So, 90/75 + 84/36 = 53/15
In mixed form: 38/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/75+84/72