Add 3/18 and 90/4
1st number: 3/18, 2nd number: 22 2/4
3/18 + 90/4 is 68/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 4 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 18 × 2 = 36,
3/18 = 3 × 2/18 × 2 = 6/36 - Likewise, for the 2nd fraction, since 4 × 9 = 36,
90/4 = 90 × 9/4 × 9 = 810/36 - Add the two like fractions:
6/36 + 810/36 = 6 + 810/36 = 816/36 - 816/36 simplified gives 68/3
- So, 3/18 + 90/4 = 68/3
In mixed form: 222/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/18+90/4 3/36+90/4 3/18+90/8 9/18+90/4 3/54+90/4 3/18+90/12 15/18+90/4 3/90+90/4 3/18+90/20 21/18+90/4 3/18+90/28