Add 21/50 and 56/36
1st number: 21/50, 2nd number: 1 20/36
21/50 + 56/36 is 889/450.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 36 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 50 × 18 = 900,
21/50 = 21 × 18/50 × 18 = 378/900 - Likewise, for the 2nd fraction, since 36 × 25 = 900,
56/36 = 56 × 25/36 × 25 = 1400/900 - Add the two like fractions:
378/900 + 1400/900 = 378 + 1400/900 = 1778/900 - 1778/900 simplified gives 889/450
- So, 21/50 + 56/36 = 889/450
In mixed form: 1439/450
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/50+56/36 21/50+56/72 63/50+56/36