Add 40/30 and 36/12
1st number: 1 10/30, 2nd number: 3 0/12
40/30 + 36/12 is 13/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
40/30 = 40 × 2/30 × 2 = 80/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
36/12 = 36 × 5/12 × 5 = 180/60 - Add the two like fractions:
80/60 + 180/60 = 80 + 180/60 = 260/60 - 260/60 simplified gives 13/3
- So, 40/30 + 36/12 = 13/3
In mixed form: 41/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/30+36/12 40/30+72/12 40/60+36/12 40/30+36/24 40/90+36/12 40/30+36/60 40/30+36/84