$$\frac{14!}{\left(8\right)!}$$
Rewrite 14! as 14⋅13⋅12⋅11⋅10⋅9⋅8!.$$\frac{14\cdot13\cdot12\cdot11\cdot10\cdot9\cdot8!}{\left(8\right)!}$$
Cancel the common factor of 8!.$$14\cdot13\cdot12\cdot11\cdot10\cdot9$$
Multiply 14⋅13⋅12⋅11⋅10⋅9.$$2162160$$