Add 24/12 and 50/42, Solve 2 0/12 + 1 8/42 as a fraction

Add 24/12 and 50/42

1^st number: 2 0/12, 2^nd number: 1 8/42

24/12 + 50/42 is 67/21.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 42 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 12 × 7 = 84,
24/12 = 24 × 7/12 × 7 = 168/84
Likewise, for the 2nd fraction, since 42 × 2 = 84,
50/42 = 50 × 2/42 × 2 = 100/84
Add the two like fractions:
168/84 + 100/84 = 168 + 100/84 = 268/84
268/84 simplified gives 67/21
So, 24/12 + 50/42 = 67/21
In mixed form: 34/21

MathStep (Works offline)

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