Add 80/4 and 14/90
1st number: 20 0/4, 2nd number: 14/90
80/4 + 14/90 is 907/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 4 × 45 = 180,
80/4 = 80 × 45/4 × 45 = 3600/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
14/90 = 14 × 2/90 × 2 = 28/180 - Add the two like fractions:
3600/180 + 28/180 = 3600 + 28/180 = 3628/180 - 3628/180 simplified gives 907/45
- So, 80/4 + 14/90 = 907/45
In mixed form: 207/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/4+28/90 80/8+14/90 80/4+42/90 80/12+14/90 80/4+70/90 80/20+14/90 80/4+98/90 80/28+14/90