Add 54/8 and 75/12
1st number: 6 6/8, 2nd number: 6 3/12
54/8 + 75/12 is 13/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 12 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 8 × 3 = 24,
54/8 = 54 × 3/8 × 3 = 162/24 - Likewise, for the 2nd fraction, since 12 × 2 = 24,
75/12 = 75 × 2/12 × 2 = 150/24 - Add the two like fractions:
162/24 + 150/24 = 162 + 150/24 = 312/24 - 312/24 simplified gives 13/1
- So, 54/8 + 75/12 = 13/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/16+75/12 54/8+75/24 54/24+75/12 54/8+75/36 54/40+75/12 54/8+75/60 54/56+75/12 54/8+75/84