Add 72/50 and 15/80
1st number: 1 22/50, 2nd number: 15/80
72/50 + 15/80 is 651/400.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 80 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 50 × 8 = 400,
72/50 = 72 × 8/50 × 8 = 576/400 - Likewise, for the 2nd fraction, since 80 × 5 = 400,
15/80 = 15 × 5/80 × 5 = 75/400 - Add the two like fractions:
576/400 + 75/400 = 576 + 75/400 = 651/400 - So, 72/50 + 15/80 = 651/400
In mixed form: 1251/400
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/50+30/80 72/50+45/80 72/50+75/80