Add 54/12 and 5/72
1st number: 4 6/12, 2nd number: 5/72
54/12 + 5/72 is 329/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 12 × 6 = 72,
54/12 = 54 × 6/12 × 6 = 324/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
5/72 = 5 × 1/72 × 1 = 5/72 - Add the two like fractions:
324/72 + 5/72 = 324 + 5/72 = 329/72 - So, 54/12 + 5/72 = 329/72
In mixed form: 441/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/12+10/72 54/24+5/72 54/12+15/72 54/36+5/72 54/12+25/72 54/60+5/72 54/12+35/72 54/84+5/72