Add 14/20 and 16/90
14/20 + 16/90 is 79/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
14/20 = 14 × 9/20 × 9 = 126/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
16/90 = 16 × 2/90 × 2 = 32/180 - Add the two like fractions:
126/180 + 32/180 = 126 + 32/180 = 158/180 - 158/180 simplified gives 79/90
- So, 14/20 + 16/90 = 79/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/20+16/90 14/20+32/90 14/40+16/90 42/20+16/90 14/20+48/90 14/60+16/90 70/20+16/90 14/20+80/90 98/20+16/90