Add 6/16 and 2/21
6/16 + 2/21 is 79/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 21 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 16 × 21 = 336,
6/16 = 6 × 21/16 × 21 = 126/336 - Likewise, for the 2nd fraction, since 21 × 16 = 336,
2/21 = 2 × 16/21 × 16 = 32/336 - Add the two like fractions:
126/336 + 32/336 = 126 + 32/336 = 158/336 - 158/336 simplified gives 79/168
- So, 6/16 + 2/21 = 79/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/16+2/21 6/16+4/21 6/32+2/21 6/16+2/42 18/16+2/21 6/16+6/21 6/48+2/21 6/16+2/63 30/16+2/21 6/16+10/21 6/80+2/21 42/16+2/21 6/16+14/21