Add 18/50 and 15/45
18/50 + 15/45 is 52/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 45 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 45 × 10 = 450,
15/45 = 15 × 10/45 × 10 = 150/450 - Add the two like fractions:
162/450 + 150/450 = 162 + 150/450 = 312/450 - 312/450 simplified gives 52/75
- So, 18/50 + 15/45 = 52/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/50+15/45 18/50+30/45 18/50+15/90 54/50+15/45 90/50+15/45 18/50+75/45