Add 56/42 and 20/32, Solve 1 14/42 + 20/32 as a fraction

Add 56/42 and 20/32

1^st number: 1 14/42, 2^nd number: 20/32

56/42 + 20/32 is 47/24.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 32 is 672

Next, find the equivalent fraction of both fractional numbers with denominator 672
For the 1st fraction, since 42 × 16 = 672,
56/42 = 56 × 16/42 × 16 = 896/672
Likewise, for the 2nd fraction, since 32 × 21 = 672,
20/32 = 20 × 21/32 × 21 = 420/672
Add the two like fractions:
896/672 + 420/672 = 896 + 420/672 = 1316/672
1316/672 simplified gives 47/24
So, 56/42 + 20/32 = 47/24
In mixed form: 123/24

MathStep (Works offline)

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