Add 45/6 and 64/20
1st number: 7 3/6, 2nd number: 3 4/20
45/6 + 64/20 is 107/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 6 × 10 = 60,
45/6 = 45 × 10/6 × 10 = 450/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
64/20 = 64 × 3/20 × 3 = 192/60 - Add the two like fractions:
450/60 + 192/60 = 450 + 192/60 = 642/60 - 642/60 simplified gives 107/10
- So, 45/6 + 64/20 = 107/10
In mixed form: 107/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/6+64/20 45/12+64/20 45/6+64/40 45/18+64/20 45/6+64/60 45/30+64/20 45/42+64/20