Determine the sign of the product of −0.708×−6.24.

positive

both positive and negative

negative

The product has no sign.

positive

Multiply −5×(−4)

−5×(−4) = 20

Multiply 11×−9.

11×(−9) = −99

Which of the following shows the Commutative Property of Multiplication?

a x (b×c)=(a×b)×c

a×b=b×a

a×(−1)=− a

a×1=a

The Commutative Property of Multiplication is shown by the statement:

a×b=b×a