Add 42/18 and 14/56
1st number: 2 6/18, 2nd number: 14/56
42/18 + 14/56 is 31/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 18 × 28 = 504,
42/18 = 42 × 28/18 × 28 = 1176/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
14/56 = 14 × 9/56 × 9 = 126/504 - Add the two like fractions:
1176/504 + 126/504 = 1176 + 126/504 = 1302/504 - 1302/504 simplified gives 31/12
- So, 42/18 + 14/56 = 31/12
In mixed form: 27/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/18+14/56 42/18+28/56 42/36+14/56 42/18+42/56 42/54+14/56 42/18+70/56 42/90+14/56 42/18+98/56