Add 4/20 and 50/27, Solve 4/20 + 1 23/27 as a fraction

Add 4/20 and 50/27

1^st number: 4/20, 2^nd number: 1 23/27

4/20 + 50/27 is 277/135.

Find the least common denominator or LCM of the two denominators:
LCM of 20 and 27 is 540

Next, find the equivalent fraction of both fractional numbers with denominator 540
For the 1st fraction, since 20 × 27 = 540,
4/20 = 4 × 27/20 × 27 = 108/540
Likewise, for the 2nd fraction, since 27 × 20 = 540,
50/27 = 50 × 20/27 × 20 = 1000/540
Add the two like fractions:
108/540 + 1000/540 = 108 + 1000/540 = 1108/540
1108/540 simplified gives 277/135
So, 4/20 + 50/27 = 277/135
In mixed form: 27/135

MathStep (Works offline)

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