Add 10/42 and 18/16
1st number: 10/42, 2nd number: 1 2/16
10/42 + 18/16 is 229/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 16 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 42 × 8 = 336,
10/42 = 10 × 8/42 × 8 = 80/336 - Likewise, for the 2nd fraction, since 16 × 21 = 336,
18/16 = 18 × 21/16 × 21 = 378/336 - Add the two like fractions:
80/336 + 378/336 = 80 + 378/336 = 458/336 - 458/336 simplified gives 229/168
- So, 10/42 + 18/16 = 229/168
In mixed form: 161/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/42+18/16 10/42+36/16 10/84+18/16 10/42+18/32 30/42+18/16 10/42+54/16 10/42+18/48 50/42+18/16 10/42+90/16 10/42+18/80 70/42+18/16