Add 72/36 and 9/4
1st number: 2 0/36, 2nd number: 2 1/4
72/36 + 9/4 is 17/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 4 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
72/36 = 72 × 1/36 × 1 = 72/36 - Likewise, for the 2nd fraction, since 4 × 9 = 36,
9/4 = 9 × 9/4 × 9 = 81/36 - Add the two like fractions:
72/36 + 81/36 = 72 + 81/36 = 153/36 - 153/36 simplified gives 17/4
- So, 72/36 + 9/4 = 17/4
In mixed form: 41/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/36+18/4 72/36+9/8 72/36+27/4 72/36+9/12 72/36+45/4 72/36+9/20 72/36+63/4 72/36+9/28