Add 21/12 and 7/50
1st number: 1 9/12, 2nd number: 7/50
21/12 + 7/50 is 189/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 50 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 12 × 25 = 300,
21/12 = 21 × 25/12 × 25 = 525/300 - Likewise, for the 2nd fraction, since 50 × 6 = 300,
7/50 = 7 × 6/50 × 6 = 42/300 - Add the two like fractions:
525/300 + 42/300 = 525 + 42/300 = 567/300 - 567/300 simplified gives 189/100
- So, 21/12 + 7/50 = 189/100
In mixed form: 189/100
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/12+7/50 21/12+14/50 21/24+7/50 63/12+7/50 21/12+21/50 21/36+7/50 21/12+35/50 21/60+7/50 21/12+49/50 21/84+7/50