Add 18/3 and 36/42
1st number: 6 0/3, 2nd number: 36/42
18/3 + 36/42 is 48/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 3 × 14 = 42,
18/3 = 18 × 14/3 × 14 = 252/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
36/42 = 36 × 1/42 × 1 = 36/42 - Add the two like fractions:
252/42 + 36/42 = 252 + 36/42 = 288/42 - 288/42 simplified gives 48/7
- So, 18/3 + 36/42 = 48/7
In mixed form: 66/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/3+36/42 18/3+72/42 18/6+36/42 18/3+36/84 54/3+36/42 18/9+36/42 90/3+36/42 18/15+36/42 18/21+36/42