Question
If white buttons represent positive integers and black buttons represent negative integers. Find the net value of all the buttons shown:
Answer: Option B
:
B
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:
B
According to the problem,
There are 4 black buttons = -4
There are 3 white buttons = 3
So, we can write in mathematical form, we get
= (-4) + (+3)
= - 4 + 3
= -1
Thus, the net value of all the buttons is -1.
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