Add 90/75 and 2/30
1st number: 1 15/75, 2nd number: 2/30
90/75 + 2/30 is 19/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 30 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 75 × 2 = 150,
90/75 = 90 × 2/75 × 2 = 180/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
2/30 = 2 × 5/30 × 5 = 10/150 - Add the two like fractions:
180/150 + 10/150 = 180 + 10/150 = 190/150 - 190/150 simplified gives 19/15
- So, 90/75 + 2/30 = 19/15
In mixed form: 14/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/75+4/30 90/75+2/60 90/75+6/30 90/75+2/90 90/75+10/30 90/75+14/30