Add 20/16 and 18/8
1st number: 1 4/16, 2nd number: 2 2/8
20/16 + 18/8 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 8 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 16 × 1 = 16,
20/16 = 20 × 1/16 × 1 = 20/16 - Likewise, for the 2nd fraction, since 8 × 2 = 16,
18/8 = 18 × 2/8 × 2 = 36/16 - Add the two like fractions:
20/16 + 36/16 = 20 + 36/16 = 56/16 - 56/16 simplified gives 7/2
- So, 20/16 + 18/8 = 7/2
In mixed form: 31/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/16+18/8 20/16+36/8 20/32+18/8 20/16+18/16 60/16+18/8 20/16+54/8 20/48+18/8 20/16+18/24 20/16+90/8 20/80+18/8 20/16+18/40 20/16+18/56