Add 45/12 and 64/10
1st number: 3 9/12, 2nd number: 6 4/10
45/12 + 64/10 is 203/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 10 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
45/12 = 45 × 5/12 × 5 = 225/60 - Likewise, for the 2nd fraction, since 10 × 6 = 60,
64/10 = 64 × 6/10 × 6 = 384/60 - Add the two like fractions:
225/60 + 384/60 = 225 + 384/60 = 609/60 - 609/60 simplified gives 203/20
- So, 45/12 + 64/10 = 203/20
In mixed form: 103/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12+64/10 45/24+64/10 45/12+64/20 45/36+64/10 45/12+64/30 45/60+64/10 45/12+64/50 45/84+64/10 45/12+64/70