Add 4/12 and 14/42
4/12 + 14/42 is 2/3.
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,
4/12 = 4 × 7/12 × 7 = 28/84 - Likewise, for the 2nd fraction, since 42 × 2 = 84,
14/42 = 14 × 2/42 × 2 = 28/84 - Add the two like fractions:
28/84 + 28/84 = 28 + 28/84 = 56/84 - 56/84 simplified gives 2/3
- So, 4/12 + 14/42 = 2/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/12+14/42 4/12+28/42 4/24+14/42 4/12+14/84 4/36+14/42 20/12+14/42 4/12+70/42 4/60+14/42 28/12+14/42 4/12+98/42 4/84+14/42