Add 72/4 and 1/18
1st number: 18 0/4, 2nd number: 1/18
72/4 + 1/18 is 325/18.
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,
72/4 = 72 × 9/4 × 9 = 648/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
1/18 = 1 × 2/18 × 2 = 2/36 - Add the two like fractions:
648/36 + 2/36 = 648 + 2/36 = 650/36 - 650/36 simplified gives 325/18
- So, 72/4 + 1/18 = 325/18
In mixed form: 181/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/4+2/18 72/8+1/18 72/4+1/36 72/4+3/18 72/12+1/18 72/4+1/54 72/4+5/18 72/20+1/18 72/4+1/90 72/4+7/18 72/28+1/18