Add 27/36 and 42/10
1st number: 27/36, 2nd number: 4 2/10
27/36 + 42/10 is 99/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 10 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
27/36 = 27 × 5/36 × 5 = 135/180 - Likewise, for the 2nd fraction, since 10 × 18 = 180,
42/10 = 42 × 18/10 × 18 = 756/180 - Add the two like fractions:
135/180 + 756/180 = 135 + 756/180 = 891/180 - 891/180 simplified gives 99/20
- So, 27/36 + 42/10 = 99/20
In mixed form: 419/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/36+42/10 27/36+84/10 27/72+42/10 27/36+42/20 81/36+42/10 27/36+42/30 27/36+42/50 27/36+42/70