Authors: Agakhanov N.Kh., Bogdanov I.I.

In the product of three natural numbers, each factor was decreased by 3. Could the product have increased by exactly 2016?
The product $1 \cdot 1 \cdot 676$ after the specified operation turns into $(-2) \cdot(-2) \cdot 673=2692=676+2016$.

## Answer

It could.