With this information, you can calculate the quantity of ounces 399 grams is equal to.

¿What is the inverse calculation between 1 ounce and 399 grams?

Performing the inverse calculation of the relationship between units, we obtain that 1 ounce is 0.071051436 times 399 grams.

Which is the same to say that 399 grams is 14.074311 ounces.

Three hundred ninety-nine grams equals to fourteen ounces. *Approximation

A ounce is zero times three hundred ninety-nine grams. *Approximation