Add 42/5 and 20/24
1st number: 8 2/5, 2nd number: 20/24
42/5 + 20/24 is 277/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 5 × 24 = 120,
42/5 = 42 × 24/5 × 24 = 1008/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
20/24 = 20 × 5/24 × 5 = 100/120 - Add the two like fractions:
1008/120 + 100/120 = 1008 + 100/120 = 1108/120 - 1108/120 simplified gives 277/30
- So, 42/5 + 20/24 = 277/30
In mixed form: 97/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/5+20/24 42/5+40/24 42/10+20/24 42/5+20/48 42/5+60/24 42/15+20/24 42/5+20/72 42/25+20/24 42/35+20/24