Add 60/42 and 12/18
1st number: 1 18/42, 2nd number: 12/18
60/42 + 12/18 is 44/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 42 × 3 = 126,
60/42 = 60 × 3/42 × 3 = 180/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
12/18 = 12 × 7/18 × 7 = 84/126 - Add the two like fractions:
180/126 + 84/126 = 180 + 84/126 = 264/126 - 264/126 simplified gives 44/21
- So, 60/42 + 12/18 = 44/21
In mixed form: 22/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/42+24/18 60/84+12/18 60/42+12/36 60/42+36/18 60/42+12/54 60/42+60/18 60/42+12/90 60/42+84/18