Add 75/56 and 20/84, Solve 1 19/56 + 20/84 as a fraction

Add 75/56 and 20/84

1^st number: 1 19/56, 2^nd number: 20/84

75/56 + 20/84 is 265/168.

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 84 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 56 × 3 = 168,
75/56 = 75 × 3/56 × 3 = 225/168
Likewise, for the 2nd fraction, since 84 × 2 = 168,
20/84 = 20 × 2/84 × 2 = 40/168
Add the two like fractions:
225/168 + 40/168 = 225 + 40/168 = 265/168
So, 75/56 + 20/84 = 265/168
In mixed form: 197/168

MathStep (Works offline)

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