Add 63/5 and 8/45
1st number: 12 3/5, 2nd number: 8/45
63/5 + 8/45 is 115/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
63/5 = 63 × 9/5 × 9 = 567/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
8/45 = 8 × 1/45 × 1 = 8/45 - Add the two like fractions:
567/45 + 8/45 = 567 + 8/45 = 575/45 - 575/45 simplified gives 115/9
- So, 63/5 + 8/45 = 115/9
In mixed form: 127/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/5+16/45 63/10+8/45 63/5+8/90 63/5+24/45 63/15+8/45 63/5+40/45 63/25+8/45 63/5+56/45 63/35+8/45