Add 1/18 and 5/42
1/18 + 5/42 is 11/63.
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,
1/18 = 1 × 7/18 × 7 = 7/126 - Likewise, for the 2nd fraction, since 42 × 3 = 126,
5/42 = 5 × 3/42 × 3 = 15/126 - Add the two like fractions:
7/126 + 15/126 = 7 + 15/126 = 22/126 - 22/126 simplified gives 11/63
- So, 1/18 + 5/42 = 11/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/18+5/42 1/18+10/42 1/36+5/42 1/18+5/84 3/18+5/42 1/18+15/42 1/54+5/42 5/18+5/42 1/18+25/42 1/90+5/42 7/18+5/42 1/18+35/42