Add 54/10 and 42/4
1st number: 5 4/10, 2nd number: 10 2/4
54/10 + 42/4 is 159/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 4 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 10 × 2 = 20,
54/10 = 54 × 2/10 × 2 = 108/20 - Likewise, for the 2nd fraction, since 4 × 5 = 20,
42/4 = 42 × 5/4 × 5 = 210/20 - Add the two like fractions:
108/20 + 210/20 = 108 + 210/20 = 318/20 - 318/20 simplified gives 159/10
- So, 54/10 + 42/4 = 159/10
In mixed form: 159/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/10+84/4 54/20+42/4 54/10+42/8 54/30+42/4 54/10+42/12 54/50+42/4 54/10+42/20 54/70+42/4 54/10+42/28