Add 90/75 and 50/12
1st number: 1 15/75, 2nd number: 4 2/12
90/75 + 50/12 is 161/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 12 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
90/75 = 90 × 4/75 × 4 = 360/300 - Likewise, for the 2nd fraction, since 12 × 25 = 300,
50/12 = 50 × 25/12 × 25 = 1250/300 - Add the two like fractions:
360/300 + 1250/300 = 360 + 1250/300 = 1610/300 - 1610/300 simplified gives 161/30
- So, 90/75 + 50/12 = 161/30
In mixed form: 511/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/75+50/24 90/75+50/36 90/75+50/60 90/75+50/84