Add 42/2 and 20/24
1st number: 21 0/2, 2nd number: 20/24
42/2 + 20/24 is 131/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 24 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 2 × 12 = 24,
42/2 = 42 × 12/2 × 12 = 504/24 - Likewise, for the 2nd fraction, since 24 × 1 = 24,
20/24 = 20 × 1/24 × 1 = 20/24 - Add the two like fractions:
504/24 + 20/24 = 504 + 20/24 = 524/24 - 524/24 simplified gives 131/6
- So, 42/2 + 20/24 = 131/6
In mixed form: 215/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/2+20/24 42/2+40/24 42/4+20/24 42/2+20/48 42/2+60/24 42/6+20/24 42/2+20/72 42/10+20/24 42/14+20/24