Add 42/16 and 36/84, Solve 2 10/16 + 36/84 as a fraction

Add 42/16 and 36/84

1^st number: 2 10/16, 2^nd number: 36/84

42/16 + 36/84 is 171/56.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 84 is 336

Next, find the equivalent fraction of both fractional numbers with denominator 336
For the 1st fraction, since 16 × 21 = 336,
42/16 = 42 × 21/16 × 21 = 882/336
Likewise, for the 2nd fraction, since 84 × 4 = 336,
36/84 = 36 × 4/84 × 4 = 144/336
Add the two like fractions:
882/336 + 144/336 = 882 + 144/336 = 1026/336
1026/336 simplified gives 171/56
So, 42/16 + 36/84 = 171/56
In mixed form: 33/56

MathStep (Works offline)

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