Add 80/20 and 25/50
1st number: 4 0/20, 2nd number: 25/50
80/20 + 25/50 is 9/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 50 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 20 × 5 = 100,
80/20 = 80 × 5/20 × 5 = 400/100 - Likewise, for the 2nd fraction, since 50 × 2 = 100,
25/50 = 25 × 2/50 × 2 = 50/100 - Add the two like fractions:
400/100 + 50/100 = 400 + 50/100 = 450/100 - 450/100 simplified gives 9/2
- So, 80/20 + 25/50 = 9/2
In mixed form: 41/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/40+25/50 80/20+75/50 80/60+25/50