Add 15/6 and 12/42
1st number: 2 3/6, 2nd number: 12/42
15/6 + 12/42 is 39/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
15/6 = 15 × 7/6 × 7 = 105/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
12/42 = 12 × 1/42 × 1 = 12/42 - Add the two like fractions:
105/42 + 12/42 = 105 + 12/42 = 117/42 - 117/42 simplified gives 39/14
- So, 15/6 + 12/42 = 39/14
In mixed form: 211/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/6+12/42 15/6+24/42 15/12+12/42 15/6+12/84 45/6+12/42 15/6+36/42 15/18+12/42 75/6+12/42 15/6+60/42 15/30+12/42 15/6+84/42 15/42+12/42