Add 50/72 and 21/10
1st number: 50/72, 2nd number: 2 1/10
50/72 + 21/10 is 503/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 10 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
50/72 = 50 × 5/72 × 5 = 250/360 - Likewise, for the 2nd fraction, since 10 × 36 = 360,
21/10 = 21 × 36/10 × 36 = 756/360 - Add the two like fractions:
250/360 + 756/360 = 250 + 756/360 = 1006/360 - 1006/360 simplified gives 503/180
- So, 50/72 + 21/10 = 503/180
In mixed form: 2143/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/72+42/10 50/72+21/20 50/72+63/10 50/72+21/30 50/72+21/50 50/72+21/70