Add 28/75 and 42/10
1st number: 28/75, 2nd number: 4 2/10
28/75 + 42/10 is 343/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 10 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 75 × 2 = 150,
28/75 = 28 × 2/75 × 2 = 56/150 - Likewise, for the 2nd fraction, since 10 × 15 = 150,
42/10 = 42 × 15/10 × 15 = 630/150 - Add the two like fractions:
56/150 + 630/150 = 56 + 630/150 = 686/150 - 686/150 simplified gives 343/75
- So, 28/75 + 42/10 = 343/75
In mixed form: 443/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/75+42/10 28/75+84/10 28/75+42/20 84/75+42/10 28/75+42/30 28/75+42/50 28/75+42/70