Add 5/84 and 42/16
1st number: 5/84, 2nd number: 2 10/16
5/84 + 42/16 is 451/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 16 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 84 × 4 = 336,
5/84 = 5 × 4/84 × 4 = 20/336 - Likewise, for the 2nd fraction, since 16 × 21 = 336,
42/16 = 42 × 21/16 × 21 = 882/336 - Add the two like fractions:
20/336 + 882/336 = 20 + 882/336 = 902/336 - 902/336 simplified gives 451/168
- So, 5/84 + 42/16 = 451/168
In mixed form: 2115/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/84+42/16 5/84+84/16 5/84+42/32 15/84+42/16 5/84+42/48 25/84+42/16 5/84+42/80 35/84+42/16