Add 50/12 and 72/20
1st number: 4 2/12, 2nd number: 3 12/20
50/12 + 72/20 is 233/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
50/12 = 50 × 5/12 × 5 = 250/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
72/20 = 72 × 3/20 × 3 = 216/60 - Add the two like fractions:
250/60 + 216/60 = 250 + 216/60 = 466/60 - 466/60 simplified gives 233/30
- So, 50/12 + 72/20 = 233/30
In mixed form: 723/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/24+72/20 50/12+72/40 50/36+72/20 50/12+72/60 50/60+72/20 50/84+72/20