Add 9/18 and 90/4
1st number: 9/18, 2nd number: 22 2/4
9/18 + 90/4 is 23/1.
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,
9/18 = 9 × 2/18 × 2 = 18/36 - Likewise, for the 2nd fraction, since 4 × 9 = 36,
90/4 = 90 × 9/4 × 9 = 810/36 - Add the two like fractions:
18/36 + 810/36 = 18 + 810/36 = 828/36 - 828/36 simplified gives 23/1
- So, 9/18 + 90/4 = 23/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 9/36+90/4 9/18+90/8 27/18+90/4 9/54+90/4 9/18+90/12 45/18+90/4 9/90+90/4 9/18+90/20 63/18+90/4 9/18+90/28