Add 40/6 and 15/72
1st number: 6 4/6, 2nd number: 15/72
40/6 + 15/72 is 55/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 6 × 12 = 72,
40/6 = 40 × 12/6 × 12 = 480/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
15/72 = 15 × 1/72 × 1 = 15/72 - Add the two like fractions:
480/72 + 15/72 = 480 + 15/72 = 495/72 - 495/72 simplified gives 55/8
- So, 40/6 + 15/72 = 55/8
In mixed form: 67/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/6+15/72 40/6+30/72 40/12+15/72 40/6+45/72 40/18+15/72 40/6+75/72 40/30+15/72 40/42+15/72