Add 40/12 and 56/14
1st number: 3 4/12, 2nd number: 4 0/14
40/12 + 56/14 is 22/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 14 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
40/12 = 40 × 7/12 × 7 = 280/84 - Likewise, for the 2nd fraction, since 14 × 6 = 84,
56/14 = 56 × 6/14 × 6 = 336/84 - Add the two like fractions:
280/84 + 336/84 = 280 + 336/84 = 616/84 - 616/84 simplified gives 22/3
- So, 40/12 + 56/14 = 22/3
In mixed form: 71/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/12+56/14 40/24+56/14 40/12+56/28 40/36+56/14 40/12+56/42 40/60+56/14 40/12+56/70 40/84+56/14 40/12+56/98