Add 42/18 and 7/56, Solve 2 6/18 + 7/56 as a fraction

Add 42/18 and 7/56

1^st number: 2 6/18, 2^nd number: 7/56

42/18 + 7/56 is 59/24.

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,
7/56 = 7 × 9/56 × 9 = 63/504
Add the two like fractions:
1176/504 + 63/504 = 1176 + 63/504 = 1239/504
1239/504 simplified gives 59/24
So, 42/18 + 7/56 = 59/24
In mixed form: 211/24

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad