Add 42/36 and 54/18
1st number: 1 6/36, 2nd number: 3 0/18
42/36 + 54/18 is 25/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
42/36 = 42 × 1/36 × 1 = 42/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
54/18 = 54 × 2/18 × 2 = 108/36 - Add the two like fractions:
42/36 + 108/36 = 42 + 108/36 = 150/36 - 150/36 simplified gives 25/6
- So, 42/36 + 54/18 = 25/6
In mixed form: 41/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/36+54/18 42/72+54/18 42/36+54/36 42/36+54/90