Add 6/54 and 40/12
1st number: 6/54, 2nd number: 3 4/12
6/54 + 40/12 is 31/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 12 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 54 × 2 = 108,
6/54 = 6 × 2/54 × 2 = 12/108 - Likewise, for the 2nd fraction, since 12 × 9 = 108,
40/12 = 40 × 9/12 × 9 = 360/108 - Add the two like fractions:
12/108 + 360/108 = 12 + 360/108 = 372/108 - 372/108 simplified gives 31/9
- So, 6/54 + 40/12 = 31/9
In mixed form: 34/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/54+40/12 6/54+80/12 6/54+40/24 18/54+40/12 6/54+40/36 30/54+40/12 6/54+40/60 42/54+40/12 6/54+40/84