Add 50/90 and 10/18
50/90 + 10/18 is 10/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
50/90 = 50 × 1/90 × 1 = 50/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
10/18 = 10 × 5/18 × 5 = 50/90 - Add the two like fractions:
50/90 + 50/90 = 50 + 50/90 = 100/90 - 100/90 simplified gives 10/9
- So, 50/90 + 10/18 = 10/9
In mixed form: 11/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/90+20/18 50/90+10/36 50/90+30/18 50/90+10/54 50/90+50/18 50/90+10/90 50/90+70/18