Add 15/72 and 40/8
1st number: 15/72, 2nd number: 5 0/8
15/72 + 40/8 is 125/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
15/72 = 15 × 1/72 × 1 = 15/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
40/8 = 40 × 9/8 × 9 = 360/72 - Add the two like fractions:
15/72 + 360/72 = 15 + 360/72 = 375/72 - 375/72 simplified gives 125/24
- So, 15/72 + 40/8 = 125/24
In mixed form: 55/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/72+40/8 15/72+80/8 15/72+40/16 45/72+40/8 15/72+40/24 75/72+40/8 15/72+40/56