Add 27/12 and 40/10
1st number: 2 3/12, 2nd number: 4 0/10
27/12 + 40/10 is 25/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 10 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
27/12 = 27 × 5/12 × 5 = 135/60 - Likewise, for the 2nd fraction, since 10 × 6 = 60,
40/10 = 40 × 6/10 × 6 = 240/60 - Add the two like fractions:
135/60 + 240/60 = 135 + 240/60 = 375/60 - 375/60 simplified gives 25/4
- So, 27/12 + 40/10 = 25/4
In mixed form: 61/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/12+40/10 27/12+80/10 27/24+40/10 27/12+40/20 81/12+40/10 27/36+40/10 27/12+40/30 27/60+40/10 27/12+40/50 27/84+40/10 27/12+40/70