Add 36/28 and 63/30, Solve 1 8/28 + 2 3/30 as a fraction

Add 36/28 and 63/30

1^st number: 1 8/28, 2^nd number: 2 3/30

36/28 + 63/30 is 237/70.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 30 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 28 × 15 = 420,
36/28 = 36 × 15/28 × 15 = 540/420
Likewise, for the 2nd fraction, since 30 × 14 = 420,
63/30 = 63 × 14/30 × 14 = 882/420
Add the two like fractions:
540/420 + 882/420 = 540 + 882/420 = 1422/420
1422/420 simplified gives 237/70
So, 36/28 + 63/30 = 237/70
In mixed form: 327/70

MathStep (Works offline)

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