Add 30/48 and 10/18
30/48 + 10/18 is 85/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 18 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 48 × 3 = 144,
30/48 = 30 × 3/48 × 3 = 90/144 - Likewise, for the 2nd fraction, since 18 × 8 = 144,
10/18 = 10 × 8/18 × 8 = 80/144 - Add the two like fractions:
90/144 + 80/144 = 90 + 80/144 = 170/144 - 170/144 simplified gives 85/72
- So, 30/48 + 10/18 = 85/72
In mixed form: 113/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/48+10/18 30/48+20/18 30/96+10/18 30/48+10/36 90/48+10/18 30/48+30/18 30/48+10/54 30/48+50/18 30/48+10/90 30/48+70/18