Add 7/75 and 42/12
1st number: 7/75, 2nd number: 3 6/12
7/75 + 42/12 is 539/150.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 12 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
7/75 = 7 × 4/75 × 4 = 28/300 - Likewise, for the 2nd fraction, since 12 × 25 = 300,
42/12 = 42 × 25/12 × 25 = 1050/300 - Add the two like fractions:
28/300 + 1050/300 = 28 + 1050/300 = 1078/300 - 1078/300 simplified gives 539/150
- So, 7/75 + 42/12 = 539/150
In mixed form: 389/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/75+42/12 7/75+84/12 7/75+42/24 21/75+42/12 7/75+42/36 35/75+42/12 7/75+42/60 49/75+42/12 7/75+42/84