Add 63/15 and 25/20
1st number: 4 3/15, 2nd number: 1 5/20
63/15 + 25/20 is 109/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
63/15 = 63 × 4/15 × 4 = 252/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
25/20 = 25 × 3/20 × 3 = 75/60 - Add the two like fractions:
252/60 + 75/60 = 252 + 75/60 = 327/60 - 327/60 simplified gives 109/20
- So, 63/15 + 25/20 = 109/20
In mixed form: 59/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/15+50/20 63/30+25/20 63/15+25/40 63/15+75/20 63/45+25/20 63/15+25/60 63/75+25/20