Add 8/18 and 14/45
8/18 + 14/45 is 34/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
8/18 = 8 × 5/18 × 5 = 40/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
14/45 = 14 × 2/45 × 2 = 28/90 - Add the two like fractions:
40/90 + 28/90 = 40 + 28/90 = 68/90 - 68/90 simplified gives 34/45
- So, 8/18 + 14/45 = 34/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/18+14/45 8/18+28/45 8/36+14/45 8/18+14/90 24/18+14/45 8/18+42/45 8/54+14/45 40/18+14/45 8/18+70/45 8/90+14/45 56/18+14/45 8/18+98/45