Add 3/63 and 25/20, Solve 3/63 + 1 5/20 as a fraction

Add 3/63 and 25/20

1^st number: 3/63, 2^nd number: 1 5/20

3/63 + 25/20 is 109/84.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 20 is 1260

Next, find the equivalent fraction of both fractional numbers with denominator 1260
For the 1st fraction, since 63 × 20 = 1260,
3/63 = 3 × 20/63 × 20 = 60/1260
Likewise, for the 2nd fraction, since 20 × 63 = 1260,
25/20 = 25 × 63/20 × 63 = 1575/1260
Add the two like fractions:
60/1260 + 1575/1260 = 60 + 1575/1260 = 1635/1260
1635/1260 simplified gives 109/84
So, 3/63 + 25/20 = 109/84
In mixed form: 125/84

MathStep (Works offline)

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