Add 64/5 and 2/45
1st number: 12 4/5, 2nd number: 2/45
64/5 + 2/45 is 578/45.
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,
64/5 = 64 × 9/5 × 9 = 576/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
2/45 = 2 × 1/45 × 1 = 2/45 - Add the two like fractions:
576/45 + 2/45 = 576 + 2/45 = 578/45 - So, 64/5 + 2/45 = 578/45
In mixed form: 1238/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/5+4/45 64/10+2/45 64/5+2/90 64/5+6/45 64/15+2/45 64/5+10/45 64/25+2/45 64/5+14/45 64/35+2/45