Add 20/12 and 54/4
1st number: 1 8/12, 2nd number: 13 2/4
20/12 + 54/4 is 91/6.
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,
20/12 = 20 × 1/12 × 1 = 20/12 - Likewise, for the 2nd fraction, since 4 × 3 = 12,
54/4 = 54 × 3/4 × 3 = 162/12 - Add the two like fractions:
20/12 + 162/12 = 20 + 162/12 = 182/12 - 182/12 simplified gives 91/6
- So, 20/12 + 54/4 = 91/6
In mixed form: 151/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/12+54/4 20/24+54/4 20/12+54/8 60/12+54/4 20/36+54/4 20/12+54/12 20/60+54/4 20/12+54/20 20/84+54/4 20/12+54/28