Add 40/72 and 3/6
40/72 + 3/6 is 19/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 6 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
40/72 = 40 × 1/72 × 1 = 40/72 - Likewise, for the 2nd fraction, since 6 × 12 = 72,
3/6 = 3 × 12/6 × 12 = 36/72 - Add the two like fractions:
40/72 + 36/72 = 40 + 36/72 = 76/72 - 76/72 simplified gives 19/18
- So, 40/72 + 3/6 = 19/18
In mixed form: 11/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/72+3/6 40/72+3/12 40/72+9/6 40/72+3/18 40/72+15/6 40/72+3/30 40/72+21/6 40/72+3/42