Calculate 3 × (-4): Multiplying a Positive and Negative Integer

Question

Complete the following exercise:

3(4)= 3\cdot(-4)=

Video Solution

Step-by-Step Solution

Let's remember the rule:

(+x)×(x)=x (+x)\times(-x)=-x

Therefore, the sign of the exercise result will be negative:

+3×4=12 +3\times-4=-12

Answer

12 -12