Add 7/42 and 16/3, Solve 7/42 + 5 1/3 as a fraction

Add 7/42 and 16/3

1^st number: 7/42, 2^nd number: 5 1/3

7/42 + 16/3 is 11/2.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 3 is 42

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 42 × 1 = 42,
7/42 = 7 × 1/42 × 1 = 7/42
Likewise, for the 2nd fraction, since 3 × 14 = 42,
16/3 = 16 × 14/3 × 14 = 224/42
Add the two like fractions:
7/42 + 224/42 = 7 + 224/42 = 231/42
231/42 simplified gives 11/2
So, 7/42 + 16/3 = 11/2
In mixed form: 51/2

MathStep (Works offline)

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