Add 84/36 and 60/72, Solve 2 12/36 + 60/72 as a fraction

Add 84/36 and 60/72

1^st number: 2 12/36, 2^nd number: 60/72

84/36 + 60/72 is 19/6.

Find the least common denominator or LCM of the two denominators:
LCM of 36 and 72 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 36 × 2 = 72,
84/36 = 84 × 2/36 × 2 = 168/72
Likewise, for the 2nd fraction, since 72 × 1 = 72,
60/72 = 60 × 1/72 × 1 = 60/72
Add the two like fractions:
168/72 + 60/72 = 168 + 60/72 = 228/72
228/72 simplified gives 19/6
So, 84/36 + 60/72 = 19/6
In mixed form: 31/6

MathStep (Works offline)

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