Add 14/30 and 15/18
14/30 + 15/18 is 13/10.
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,
14/30 = 14 × 3/30 × 3 = 42/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
15/18 = 15 × 5/18 × 5 = 75/90 - Add the two like fractions:
42/90 + 75/90 = 42 + 75/90 = 117/90 - 117/90 simplified gives 13/10
- So, 14/30 + 15/18 = 13/10
In mixed form: 13/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/30+15/18 14/30+30/18 14/60+15/18 14/30+15/36 42/30+15/18 14/30+45/18 14/90+15/18 14/30+15/54 70/30+15/18 14/30+75/18 14/30+15/90 98/30+15/18