Add 42/36 and 20/60
1st number: 1 6/36, 2nd number: 20/60
42/36 + 20/60 is 3/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
42/36 = 42 × 5/36 × 5 = 210/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
20/60 = 20 × 3/60 × 3 = 60/180 - Add the two like fractions:
210/180 + 60/180 = 210 + 60/180 = 270/180 - 270/180 simplified gives 3/2
- So, 42/36 + 20/60 = 3/2
In mixed form: 11/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/36+20/60 42/36+40/60 42/72+20/60