Add 90/4 and 9/18
1st number: 22 2/4, 2nd number: 9/18
90/4 + 9/18 is 23/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
90/4 = 90 × 9/4 × 9 = 810/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
9/18 = 9 × 2/18 × 2 = 18/36 - Add the two like fractions:
810/36 + 18/36 = 810 + 18/36 = 828/36 - 828/36 simplified gives 23/1
- So, 90/4 + 9/18 = 23/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/8+9/18 90/4+9/36 90/4+27/18 90/12+9/18 90/4+9/54 90/4+45/18 90/20+9/18 90/4+9/90 90/4+63/18 90/28+9/18