Add 8/42 and 5/3
1st number: 8/42, 2nd number: 1 2/3
8/42 + 5/3 is 13/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 3 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 42 × 1 = 42,
8/42 = 8 × 1/42 × 1 = 8/42 - Likewise, for the 2nd fraction, since 3 × 14 = 42,
5/3 = 5 × 14/3 × 14 = 70/42 - Add the two like fractions:
8/42 + 70/42 = 8 + 70/42 = 78/42 - 78/42 simplified gives 13/7
- So, 8/42 + 5/3 = 13/7
In mixed form: 16/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/42+5/3 8/42+10/3 8/84+5/3 8/42+5/6 24/42+5/3 8/42+15/3 8/42+5/9 40/42+5/3 8/42+25/3 8/42+5/15 56/42+5/3 8/42+35/3 8/42+5/21