Add 10/75 and 7/30
10/75 + 7/30 is 11/30.
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,
10/75 = 10 × 2/75 × 2 = 20/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
7/30 = 7 × 5/30 × 5 = 35/150 - Add the two like fractions:
20/150 + 35/150 = 20 + 35/150 = 55/150 - 55/150 simplified gives 11/30
- So, 10/75 + 7/30 = 11/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/75+7/30 10/75+14/30 10/75+7/60 30/75+7/30 10/75+21/30 10/75+7/90 50/75+7/30 10/75+35/30 70/75+7/30 10/75+49/30