What is negative 69 times negative 50?




69 times 50 is 3450, but what is the answer if both 69 and 50 are negative numbers? Here we will determine if the answer to negative 69 times negative 50 is positive 3450 or negative 3450.

There are many different ways to explain and determine if the answer to negative 69 times negative 50 is -3450 or +3450 using mathematical terms such as additive inverse and mathematical laws like the Distribute Law.

We will take a different approach - process of elimination: We will simply test if -3450 is the correct answer using basic algebra.

We will test if -3450 is correct by setting up the equation negative 69 times negative 50 equals negative 3450, and then simplifying the equation to see if it is true.

(-69) (-50) = (-3450)

Divide both sides of the equation by (-50) :

   
(-69) (-50)
 
   
(-50)
 =
   
(-3450)
 
   
(-50)

The numerator and denominator on the left side both have (-50) which even each other out and can be removed:

  (-69) =
   
(-3450)
 
   
(-50)

The numerator and denominator on the right side both have a minus sign (-) which even each other out and can be removed:

  (-69) =
   
(3450)
 
   
(50)

A numerator of 3450 and denominator of 50 on the right side is the same as 3450 divided by 50 which is 69. Now we end up with this untrue equation:

(-69) = (69)

-69 is NOT equal to 69, thus we have proven that negative 69 times negative 50 is not equal to -3450. The answer must therefore be 3450:

-69 x -50 = 3450


The above applies to all math problems where you multiply two negative numbers. Multiplying two negative numbers such as negative 69 times negative 50 will always have a positive answer.

Negative Times Negative Calculator
Here you can multiply another two negative numbers together.

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What is negative 69 times negative 51?
Here is the next problem on our list that we have explained and calculated.


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