Add 18/50 and 25/90
18/50 + 25/90 is 287/450.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 90 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 50 × 9 = 450,
18/50 = 18 × 9/50 × 9 = 162/450 - Likewise, for the 2nd fraction, since 90 × 5 = 450,
25/90 = 25 × 5/90 × 5 = 125/450 - Add the two like fractions:
162/450 + 125/450 = 162 + 125/450 = 287/450 - So, 18/50 + 25/90 = 287/450
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/50+25/90 18/50+50/90 54/50+25/90 18/50+75/90 90/50+25/90