Add 14/16 and 12/21
14/16 + 12/21 is 81/56.
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,
14/16 = 14 × 21/16 × 21 = 294/336 - Likewise, for the 2nd fraction, since 21 × 16 = 336,
12/21 = 12 × 16/21 × 16 = 192/336 - Add the two like fractions:
294/336 + 192/336 = 294 + 192/336 = 486/336 - 486/336 simplified gives 81/56
- So, 14/16 + 12/21 = 81/56
In mixed form: 125/56
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