Add 10/18 and 30/48
10/18 + 30/48 is 85/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 48 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 18 × 8 = 144,
10/18 = 10 × 8/18 × 8 = 80/144 - Likewise, for the 2nd fraction, since 48 × 3 = 144,
30/48 = 30 × 3/48 × 3 = 90/144 - Add the two like fractions:
80/144 + 90/144 = 80 + 90/144 = 170/144 - 170/144 simplified gives 85/72
- So, 10/18 + 30/48 = 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: 20/18+30/48 10/18+60/48 10/36+30/48 10/18+30/96 30/18+30/48 10/18+90/48 10/54+30/48 50/18+30/48 10/90+30/48 70/18+30/48