Add 12/5 and 63/9
1st number: 2 2/5, 2nd number: 7 0/9
12/5 + 63/9 is 47/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
12/5 = 12 × 9/5 × 9 = 108/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
63/9 = 63 × 5/9 × 5 = 315/45 - Add the two like fractions:
108/45 + 315/45 = 108 + 315/45 = 423/45 - 423/45 simplified gives 47/5
- So, 12/5 + 63/9 = 47/5
In mixed form: 92/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/5+63/9 12/10+63/9 12/5+63/18 36/5+63/9 12/15+63/9 12/5+63/27 60/5+63/9 12/25+63/9 12/5+63/45 84/5+63/9 12/35+63/9