Add 14/42 and 3/18
14/42 + 3/18 is 1/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 42 × 3 = 126,
14/42 = 14 × 3/42 × 3 = 42/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
3/18 = 3 × 7/18 × 7 = 21/126 - Add the two like fractions:
42/126 + 21/126 = 42 + 21/126 = 63/126 - 63/126 simplified gives 1/2
- So, 14/42 + 3/18 = 1/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/42+3/18 14/42+6/18 14/84+3/18 14/42+3/36 14/42+9/18 14/42+3/54 70/42+3/18 14/42+15/18 14/42+3/90 98/42+3/18 14/42+21/18