Add 9/3 and 72/18
1st number: 3 0/3, 2nd number: 4 0/18
9/3 + 72/18 is 7/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 3 × 6 = 18,
9/3 = 9 × 6/3 × 6 = 54/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
72/18 = 72 × 1/18 × 1 = 72/18 - Add the two like fractions:
54/18 + 72/18 = 54 + 72/18 = 126/18 - 126/18 simplified gives 7/1
- So, 9/3 + 72/18 = 7/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/3+72/18 9/6+72/18 9/3+72/36 27/3+72/18 9/3+72/54 45/3+72/18 9/15+72/18 9/3+72/90 63/3+72/18 9/21+72/18