Add 75/90 and 4/36
75/90 + 4/36 is 17/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
75/90 = 75 × 2/90 × 2 = 150/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
4/36 = 4 × 5/36 × 5 = 20/180 - Add the two like fractions:
150/180 + 20/180 = 150 + 20/180 = 170/180 - 170/180 simplified gives 17/18
- So, 75/90 + 4/36 = 17/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/90+8/36 75/90+4/72 75/90+12/36 75/90+20/36 75/90+28/36