Add 5/20 and 72/25
1st number: 5/20, 2nd number: 2 22/25
5/20 + 72/25 is 313/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 25 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 20 × 5 = 100,
5/20 = 5 × 5/20 × 5 = 25/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
72/25 = 72 × 4/25 × 4 = 288/100 - Add the two like fractions:
25/100 + 288/100 = 25 + 288/100 = 313/100 - So, 5/20 + 72/25 = 313/100
In mixed form: 313/100
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/20+72/25 5/40+72/25 5/20+72/50 15/20+72/25 5/60+72/25 5/20+72/75 25/20+72/25 35/20+72/25