Add 84/2 and 3/72, Solve 42 0/2 + 3/72 as a fraction

Add 84/2 and 3/72

1^st number: 42 0/2, 2^nd number: 3/72

84/2 + 3/72 is 1009/24.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 72 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 2 × 36 = 72,
84/2 = 84 × 36/2 × 36 = 3024/72
Likewise, for the 2nd fraction, since 72 × 1 = 72,
3/72 = 3 × 1/72 × 1 = 3/72
Add the two like fractions:
3024/72 + 3/72 = 3024 + 3/72 = 3027/72
3027/72 simplified gives 1009/24
So, 84/2 + 3/72 = 1009/24
In mixed form: 421/24

MathStep (Works offline)

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