Add 16/30 and 6/18
16/30 + 6/18 is 13/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
16/30 = 16 × 3/30 × 3 = 48/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
6/18 = 6 × 5/18 × 5 = 30/90 - Add the two like fractions:
48/90 + 30/90 = 48 + 30/90 = 78/90 - 78/90 simplified gives 13/15
- So, 16/30 + 6/18 = 13/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/30+6/18 16/30+12/18 16/60+6/18 16/30+6/36 48/30+6/18 16/90+6/18 16/30+6/54 80/30+6/18 16/30+30/18 16/30+6/90 16/30+42/18