Solve (-6)·(?5)=30: Determining the Correct Multiplication Sign

Fill in the corresponding sign for the following question

(−6)⋅(?5)=30 (-6)\cdot(?5)=30

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Step-by-step video solution

Watch the teacher solve the problem with clear explanations
00:00 Complete the appropriate sign
00:03 The solution is positive, so we want a sign that results in a positive outcome
00:08 Negative times negative always equals positive
00:11 Therefore, the appropriate sign is negative
00:17 And this is the solution to the question

Step-by-step written solution

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1

Understand the problem

Fill in the corresponding sign for the following question

(−6)⋅(?5)=30 (-6)\cdot(?5)=30

2

Step-by-step solution

We should first consider which value we need to multiply a negative number by in order to get a positive number.

Let's remember the rule:

(−x)×(−x)=+x (-x)\times(-x)=+x

Therefore, the answer is:

−5 -5

3

Final Answer

(−) (-)

Practice Quiz

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What will be the sign of the result of the next exercise?

\( (-2)\cdot(-4)= \)

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