Add 35/42 and 18/63
35/42 + 18/63 is 47/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 42 × 3 = 126,
35/42 = 35 × 3/42 × 3 = 105/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
18/63 = 18 × 2/63 × 2 = 36/126 - Add the two like fractions:
105/126 + 36/126 = 105 + 36/126 = 141/126 - 141/126 simplified gives 47/42
- So, 35/42 + 18/63 = 47/42
In mixed form: 15/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/42+18/63 35/42+36/63 35/84+18/63 35/42+54/63 35/42+90/63