Add 60/30 and 90/75
1st number: 2 0/30, 2nd number: 1 15/75
60/30 + 90/75 is 16/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 75 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
60/30 = 60 × 5/30 × 5 = 300/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
90/75 = 90 × 2/75 × 2 = 180/150 - Add the two like fractions:
300/150 + 180/150 = 300 + 180/150 = 480/150 - 480/150 simplified gives 16/5
- So, 60/30 + 90/75 = 16/5
In mixed form: 31/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/90+90/75