Add 50/72 and 25/20
1st number: 50/72, 2nd number: 1 5/20
50/72 + 25/20 is 35/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 20 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 20 × 18 = 360,
25/20 = 25 × 18/20 × 18 = 450/360 - Add the two like fractions:
250/360 + 450/360 = 250 + 450/360 = 700/360 - 700/360 simplified gives 35/18
- So, 50/72 + 25/20 = 35/18
In mixed form: 117/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/72+50/20 50/72+25/40 50/72+75/20 50/72+25/60