Add 24/36 and 42/20
1st number: 24/36, 2nd number: 2 2/20
24/36 + 42/20 is 83/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
24/36 = 24 × 5/36 × 5 = 120/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
42/20 = 42 × 9/20 × 9 = 378/180 - Add the two like fractions:
120/180 + 378/180 = 120 + 378/180 = 498/180 - 498/180 simplified gives 83/30
- So, 24/36 + 42/20 = 83/30
In mixed form: 223/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/36+42/20 24/36+84/20 24/72+42/20 24/36+42/40 72/36+42/20 24/36+42/60