Add 7/12 and 56/42
1st number: 7/12, 2nd number: 1 14/42
7/12 + 56/42 is 23/12.
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,
7/12 = 7 × 7/12 × 7 = 49/84 - Likewise, for the 2nd fraction, since 42 × 2 = 84,
56/42 = 56 × 2/42 × 2 = 112/84 - Add the two like fractions:
49/84 + 112/84 = 49 + 112/84 = 161/84 - 161/84 simplified gives 23/12
- So, 7/12 + 56/42 = 23/12
In mixed form: 111/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/12+56/42 7/24+56/42 7/12+56/84 21/12+56/42 7/36+56/42 35/12+56/42 7/60+56/42 49/12+56/42 7/84+56/42