Add 12/20 and 5/25
12/20 + 5/25 is 4/5.
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,
12/20 = 12 × 5/20 × 5 = 60/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
5/25 = 5 × 4/25 × 4 = 20/100 - Add the two like fractions:
60/100 + 20/100 = 60 + 20/100 = 80/100 - 80/100 simplified gives 4/5
- So, 12/20 + 5/25 = 4/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/20+5/25 12/20+10/25 12/40+5/25 12/20+5/50 36/20+5/25 12/20+15/25 12/60+5/25 12/20+5/75 60/20+5/25 84/20+5/25 12/20+35/25