Add 42/6 and 75/12
1st number: 7 0/6, 2nd number: 6 3/12
42/6 + 75/12 is 53/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 6 × 2 = 12,
42/6 = 42 × 2/6 × 2 = 84/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
75/12 = 75 × 1/12 × 1 = 75/12 - Add the two like fractions:
84/12 + 75/12 = 84 + 75/12 = 159/12 - 159/12 simplified gives 53/4
- So, 42/6 + 75/12 = 53/4
In mixed form: 131/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/6+75/12 42/12+75/12 42/6+75/24 42/18+75/12 42/6+75/36 42/30+75/12 42/6+75/60 42/6+75/84