Add 3/75 and 28/20
1st number: 3/75, 2nd number: 1 8/20
3/75 + 28/20 is 36/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 20 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
3/75 = 3 × 4/75 × 4 = 12/300 - Likewise, for the 2nd fraction, since 20 × 15 = 300,
28/20 = 28 × 15/20 × 15 = 420/300 - Add the two like fractions:
12/300 + 420/300 = 12 + 420/300 = 432/300 - 432/300 simplified gives 36/25
- So, 3/75 + 28/20 = 36/25
In mixed form: 111/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/75+28/20 3/75+56/20 3/75+28/40 9/75+28/20 3/75+84/20 3/75+28/60 15/75+28/20 21/75+28/20