Mental math is basically math in your head so for example 40x2=80 so I did that in my head
I will evaluate all my math homework.
x + 2 =9
On my math test they asked me to justify my answer.
It means give logical reasons for whatever you are trying to justify.
It means that you are supposed to prove something.
You sound like you're going to fail math this year and trying to justify it.
Explain , or determine . For example , you are asked to solve a problem in math , and it asks you to " JUSTIFY your answer " . So you need to first show how you got your answer , and then give supporting details . Then you close your work together with an sentence that answers the question .
IT means that you meed to prove your answer, reason or to prove IT is the corect answer.
In math terms, it means to prove your answer and make sure it is right.
There is nothing you can say that would justify lying to your mother.
History is anon-example of math.
Justify simply means to show how you can change the way the problem is set up. Example: 9(4x + 5) + 4(2x + 9) = 44x + 81 Distributive Property would be the answer. You have to name the property you that is used to make the sentence true.
Example sentence - We simply could not justify his actions regardless of his excuses.