Add 4/18 and 1/42
4/18 + 1/42 is 31/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 42 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
4/18 = 4 × 7/18 × 7 = 28/126 - Likewise, for the 2nd fraction, since 42 × 3 = 126,
1/42 = 1 × 3/42 × 3 = 3/126 - Add the two like fractions:
28/126 + 3/126 = 28 + 3/126 = 31/126 - So, 4/18 + 1/42 = 31/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/18+1/42 4/18+2/42 4/36+1/42 4/18+1/84 12/18+1/42 4/18+3/42 4/54+1/42 20/18+1/42 4/18+5/42 4/90+1/42 28/18+1/42 4/18+7/42