Add 21/5 and 6/16
1st number: 4 1/5, 2nd number: 6/16
21/5 + 6/16 is 183/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 5 × 16 = 80,
21/5 = 21 × 16/5 × 16 = 336/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
6/16 = 6 × 5/16 × 5 = 30/80 - Add the two like fractions:
336/80 + 30/80 = 336 + 30/80 = 366/80 - 366/80 simplified gives 183/40
- So, 21/5 + 6/16 = 183/40
In mixed form: 423/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/5+6/16 21/5+12/16 21/10+6/16 21/5+6/32 63/5+6/16 21/5+18/16 21/15+6/16 21/5+6/48 21/5+30/16 21/25+6/16 21/5+6/80 21/5+42/16 21/35+6/16