Add 42/18 and 6/42
1st number: 2 6/18, 2nd number: 6/42
42/18 + 6/42 is 52/21.
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,
42/18 = 42 × 7/18 × 7 = 294/126 - Likewise, for the 2nd fraction, since 42 × 3 = 126,
6/42 = 6 × 3/42 × 3 = 18/126 - Add the two like fractions:
294/126 + 18/126 = 294 + 18/126 = 312/126 - 312/126 simplified gives 52/21
- So, 42/18 + 6/42 = 52/21
In mixed form: 210/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/18+6/42 42/18+12/42 42/36+6/42 42/18+6/84 42/18+18/42 42/54+6/42 42/18+30/42 42/90+6/42