Add 24/16 and 5/42, Solve 1 8/16 + 5/42 as a fraction

Add 24/16 and 5/42

1^st number: 1 8/16, 2^nd number: 5/42

24/16 + 5/42 is 34/21.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 42 is 336

Next, find the equivalent fraction of both fractional numbers with denominator 336
For the 1st fraction, since 16 × 21 = 336,
24/16 = 24 × 21/16 × 21 = 504/336
Likewise, for the 2nd fraction, since 42 × 8 = 336,
5/42 = 5 × 8/42 × 8 = 40/336
Add the two like fractions:
504/336 + 40/336 = 504 + 40/336 = 544/336
544/336 simplified gives 34/21
So, 24/16 + 5/42 = 34/21
In mixed form: 113/21

MathStep (Works offline)

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