Add 21/8 and 36/50
1st number: 2 5/8, 2nd number: 36/50
21/8 + 36/50 is 669/200.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 50 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 8 × 25 = 200,
21/8 = 21 × 25/8 × 25 = 525/200 - Likewise, for the 2nd fraction, since 50 × 4 = 200,
36/50 = 36 × 4/50 × 4 = 144/200 - Add the two like fractions:
525/200 + 144/200 = 525 + 144/200 = 669/200 - So, 21/8 + 36/50 = 669/200
In mixed form: 369/200
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/8+36/50 21/8+72/50 21/16+36/50 63/8+36/50 21/24+36/50 21/40+36/50 21/56+36/50