Add 40/12 and 90/6
1st number: 3 4/12, 2nd number: 15 0/6
40/12 + 90/6 is 55/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 6 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 6 × 2 = 12,
90/6 = 90 × 2/6 × 2 = 180/12 - Add the two like fractions:
40/12 + 180/12 = 40 + 180/12 = 220/12 - 220/12 simplified gives 55/3
- So, 40/12 + 90/6 = 55/3
In mixed form: 181/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/12+90/6 40/24+90/6 40/12+90/12 40/36+90/6 40/12+90/18 40/60+90/6 40/12+90/30 40/84+90/6 40/12+90/42