Add 40/12 and 40/4
1st number: 3 4/12, 2nd number: 10 0/4
40/12 + 40/4 is 40/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 4 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 12 × 1 = 12,
40/12 = 40 × 1/12 × 1 = 40/12 - Likewise, for the 2nd fraction, since 4 × 3 = 12,
40/4 = 40 × 3/4 × 3 = 120/12 - Add the two like fractions:
40/12 + 120/12 = 40 + 120/12 = 160/12 - 160/12 simplified gives 40/3
- So, 40/12 + 40/4 = 40/3
In mixed form: 131/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/12+40/4 40/12+80/4 40/24+40/4 40/12+40/8 40/36+40/4 40/12+40/12 40/60+40/4 40/12+40/20 40/84+40/4 40/12+40/28