Add 18/14 and 15/80
1st number: 1 4/14, 2nd number: 15/80
18/14 + 15/80 is 165/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 14 × 40 = 560,
18/14 = 18 × 40/14 × 40 = 720/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
15/80 = 15 × 7/80 × 7 = 105/560 - Add the two like fractions:
720/560 + 105/560 = 720 + 105/560 = 825/560 - 825/560 simplified gives 165/112
- So, 18/14 + 15/80 = 165/112
In mixed form: 153/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/14+15/80 18/14+30/80 18/28+15/80 54/14+15/80 18/14+45/80 18/42+15/80 90/14+15/80 18/14+75/80 18/70+15/80 18/98+15/80