Add 90/20 and 35/36
1st number: 4 10/20, 2nd number: 35/36
90/20 + 35/36 is 197/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
90/20 = 90 × 9/20 × 9 = 810/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
35/36 = 35 × 5/36 × 5 = 175/180 - Add the two like fractions:
810/180 + 175/180 = 810 + 175/180 = 985/180 - 985/180 simplified gives 197/36
- So, 90/20 + 35/36 = 197/36
In mixed form: 517/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/20+70/36 90/40+35/36 90/20+35/72 90/60+35/36