Add 12/15 and 63/30
1st number: 12/15, 2nd number: 2 3/30
12/15 + 63/30 is 29/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 15 × 2 = 30,
12/15 = 12 × 2/15 × 2 = 24/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
63/30 = 63 × 1/30 × 1 = 63/30 - Add the two like fractions:
24/30 + 63/30 = 24 + 63/30 = 87/30 - 87/30 simplified gives 29/10
- So, 12/15 + 63/30 = 29/10
In mixed form: 29/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/15+63/30 12/30+63/30 12/15+63/60 36/15+63/30 12/45+63/30 12/15+63/90 60/15+63/30 12/75+63/30 84/15+63/30