Add 54/24 and 5/42, Solve 2 6/24 + 5/42 as a fraction

Add 54/24 and 5/42

1^st number: 2 6/24, 2^nd number: 5/42

54/24 + 5/42 is 199/84.

Find the least common denominator or LCM of the two denominators:
LCM of 24 and 42 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 24 × 7 = 168,
54/24 = 54 × 7/24 × 7 = 378/168
Likewise, for the 2nd fraction, since 42 × 4 = 168,
5/42 = 5 × 4/42 × 4 = 20/168
Add the two like fractions:
378/168 + 20/168 = 378 + 20/168 = 398/168
398/168 simplified gives 199/84
So, 54/24 + 5/42 = 199/84
In mixed form: 231/84

MathStep (Works offline)

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