Question

Justify each step below
(10×12)=3×(12×10)
=(3×12)×10
=36×10
=360

Answer 1

Answer:

Step-by-step explanation:

3 x(10×12)

=3×(12×10)        Commutative property of multiplication.

= (3×12)×10                   Associative property        ..   ..         ..  .. .

= 36×10                        PEMDAS (order of operations)

= 360.                          Multiplication.