Add 8/12 and 9/72
8/12 + 9/72 is 19/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 12 × 6 = 72,
8/12 = 8 × 6/12 × 6 = 48/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
9/72 = 9 × 1/72 × 1 = 9/72 - Add the two like fractions:
48/72 + 9/72 = 48 + 9/72 = 57/72 - 57/72 simplified gives 19/24
- So, 8/12 + 9/72 = 19/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/12+9/72 8/12+18/72 8/24+9/72 24/12+9/72 8/12+27/72 8/36+9/72 40/12+9/72 8/12+45/72 8/60+9/72 56/12+9/72 8/12+63/72 8/84+9/72