Add 27/90 and 18/4
1st number: 27/90, 2nd number: 4 2/4
27/90 + 18/4 is 24/5.
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,
27/90 = 27 × 2/90 × 2 = 54/180 - Likewise, for the 2nd fraction, since 4 × 45 = 180,
18/4 = 18 × 45/4 × 45 = 810/180 - Add the two like fractions:
54/180 + 810/180 = 54 + 810/180 = 864/180 - 864/180 simplified gives 24/5
- So, 27/90 + 18/4 = 24/5
In mixed form: 44/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/90+18/4 27/90+36/4 27/90+18/8 81/90+18/4 27/90+54/4 27/90+18/12 27/90+90/4 27/90+18/20 27/90+18/28