Add 72/4 and 2/18
1st number: 18 0/4, 2nd number: 2/18
72/4 + 2/18 is 163/9.
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,
2/18 = 2 × 2/18 × 2 = 4/36 - Add the two like fractions:
648/36 + 4/36 = 648 + 4/36 = 652/36 - 652/36 simplified gives 163/9
- So, 72/4 + 2/18 = 163/9
In mixed form: 181/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/4+4/18 72/8+2/18 72/4+2/36 72/4+6/18 72/12+2/18 72/4+2/54 72/4+10/18 72/20+2/18 72/4+2/90 72/4+14/18 72/28+2/18