Find the product :

(-11) x {(-8) x 5}

We have

(-11) x {(-8) x 5}

First multiply inside the brace:
(-8) x 5 = -40

Now multiply the result with the first number:
(-11) x (-40) = +(11 x 40) = 440

∴ (-11) x {(-8) x 5} = 440