Add 42/4 and 20/24
1st number: 10 2/4, 2nd number: 20/24
42/4 + 20/24 is 34/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 24 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 4 × 6 = 24,
42/4 = 42 × 6/4 × 6 = 252/24 - Likewise, for the 2nd fraction, since 24 × 1 = 24,
20/24 = 20 × 1/24 × 1 = 20/24 - Add the two like fractions:
252/24 + 20/24 = 252 + 20/24 = 272/24 - 272/24 simplified gives 34/3
- So, 42/4 + 20/24 = 34/3
In mixed form: 111/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/4+20/24 42/4+40/24 42/8+20/24 42/4+20/48 42/4+60/24 42/12+20/24 42/4+20/72 42/20+20/24 42/28+20/24