Add 54/4 and 42/8
1st number: 13 2/4, 2nd number: 5 2/8
54/4 + 42/8 is 75/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 8 is 8
Next, find the equivalent fraction of both fractional numbers with denominator 8 - For the 1st fraction, since 4 × 2 = 8,
54/4 = 54 × 2/4 × 2 = 108/8 - Likewise, for the 2nd fraction, since 8 × 1 = 8,
42/8 = 42 × 1/8 × 1 = 42/8 - Add the two like fractions:
108/8 + 42/8 = 108 + 42/8 = 150/8 - 150/8 simplified gives 75/4
- So, 54/4 + 42/8 = 75/4
In mixed form: 183/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/4+84/8 54/8+42/8 54/4+42/16 54/12+42/8 54/4+42/24 54/20+42/8 54/4+42/40 54/28+42/8 54/4+42/56