Add 5/90 and 90/4
1st number: 5/90, 2nd number: 22 2/4
5/90 + 90/4 is 203/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 4 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
5/90 = 5 × 2/90 × 2 = 10/180 - Likewise, for the 2nd fraction, since 4 × 45 = 180,
90/4 = 90 × 45/4 × 45 = 4050/180 - Add the two like fractions:
10/180 + 4050/180 = 10 + 4050/180 = 4060/180 - 4060/180 simplified gives 203/9
- So, 5/90 + 90/4 = 203/9
In mixed form: 225/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/90+90/4 5/90+90/8 15/90+90/4 5/90+90/12 25/90+90/4 5/90+90/20 35/90+90/4 5/90+90/28