Add 5/90 and 84/45
1st number: 5/90, 2nd number: 1 39/45
5/90 + 84/45 is 173/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
5/90 = 5 × 1/90 × 1 = 5/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
84/45 = 84 × 2/45 × 2 = 168/90 - Add the two like fractions:
5/90 + 168/90 = 5 + 168/90 = 173/90 - So, 5/90 + 84/45 = 173/90
In mixed form: 183/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/90+84/45 5/90+84/90 15/90+84/45 25/90+84/45 35/90+84/45