Add 75/20 and 24/80
1st number: 3 15/20, 2nd number: 24/80
75/20 + 24/80 is 81/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 20 × 4 = 80,
75/20 = 75 × 4/20 × 4 = 300/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
24/80 = 24 × 1/80 × 1 = 24/80 - Add the two like fractions:
300/80 + 24/80 = 300 + 24/80 = 324/80 - 324/80 simplified gives 81/20
- So, 75/20 + 24/80 = 81/20
In mixed form: 41/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/20+48/80 75/40+24/80 75/20+72/80 75/60+24/80