Add 1/18 and 21/50
1/18 + 21/50 is 107/225.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 50 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 18 × 25 = 450,
1/18 = 1 × 25/18 × 25 = 25/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
21/50 = 21 × 9/50 × 9 = 189/450 - Add the two like fractions:
25/450 + 189/450 = 25 + 189/450 = 214/450 - 214/450 simplified gives 107/225
- So, 1/18 + 21/50 = 107/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/18+21/50 1/18+42/50 1/36+21/50 3/18+21/50 1/18+63/50 1/54+21/50 5/18+21/50 1/90+21/50 7/18+21/50