Add 18/16 and 30/8
1st number: 1 2/16, 2nd number: 3 6/8
18/16 + 30/8 is 39/8.
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,
18/16 = 18 × 1/16 × 1 = 18/16 - Likewise, for the 2nd fraction, since 8 × 2 = 16,
30/8 = 30 × 2/8 × 2 = 60/16 - Add the two like fractions:
18/16 + 60/16 = 18 + 60/16 = 78/16 - 78/16 simplified gives 39/8
- So, 18/16 + 30/8 = 39/8
In mixed form: 47/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/16+30/8 18/16+60/8 18/32+30/8 18/16+30/16 54/16+30/8 18/16+90/8 18/48+30/8 18/16+30/24 90/16+30/8 18/80+30/8 18/16+30/40 18/16+30/56