Add 50/18 and 18/72
1st number: 2 14/18, 2nd number: 18/72
50/18 + 18/72 is 109/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 18 × 4 = 72,
50/18 = 50 × 4/18 × 4 = 200/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
18/72 = 18 × 1/72 × 1 = 18/72 - Add the two like fractions:
200/72 + 18/72 = 200 + 18/72 = 218/72 - 218/72 simplified gives 109/36
- So, 50/18 + 18/72 = 109/36
In mixed form: 31/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/18+36/72 50/36+18/72 50/18+54/72 50/54+18/72 50/18+90/72 50/90+18/72