Add 20/8 and 18/6
1st number: 2 4/8, 2nd number: 3 0/6
20/8 + 18/6 is 11/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 6 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 8 × 3 = 24,
20/8 = 20 × 3/8 × 3 = 60/24 - Likewise, for the 2nd fraction, since 6 × 4 = 24,
18/6 = 18 × 4/6 × 4 = 72/24 - Add the two like fractions:
60/24 + 72/24 = 60 + 72/24 = 132/24 - 132/24 simplified gives 11/2
- So, 20/8 + 18/6 = 11/2
In mixed form: 51/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/8+18/6 20/8+36/6 20/16+18/6 20/8+18/12 60/8+18/6 20/8+54/6 20/24+18/6 20/8+90/6 20/40+18/6 20/8+18/30 20/56+18/6 20/8+18/42