Add 14/18 and 16/90
14/18 + 16/90 is 43/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
14/18 = 14 × 5/18 × 5 = 70/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
16/90 = 16 × 1/90 × 1 = 16/90 - Add the two like fractions:
70/90 + 16/90 = 70 + 16/90 = 86/90 - 86/90 simplified gives 43/45
- So, 14/18 + 16/90 = 43/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/18+16/90 14/18+32/90 14/36+16/90 42/18+16/90 14/18+48/90 14/54+16/90 70/18+16/90 14/18+80/90 14/90+16/90 98/18+16/90