Add 36/12 and 3/42
1st number: 3 0/12, 2nd number: 3/42
36/12 + 3/42 is 43/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 42 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
36/12 = 36 × 7/12 × 7 = 252/84 - Likewise, for the 2nd fraction, since 42 × 2 = 84,
3/42 = 3 × 2/42 × 2 = 6/84 - Add the two like fractions:
252/84 + 6/84 = 252 + 6/84 = 258/84 - 258/84 simplified gives 43/14
- So, 36/12 + 3/42 = 43/14
In mixed form: 31/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/12+3/42 36/12+6/42 36/24+3/42 36/12+3/84 36/12+9/42 36/12+15/42 36/60+3/42 36/12+21/42 36/84+3/42