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it is a positive fraction 5^-2=1 over 5^2 answer is 1 over 25
Either one. 5 + (-7) = -2 5 + (-2) = 3 You can even get zero: 5 + (-5) = 0
It can be positive, negative, or zero, depending what numbers you add. for example, -5 + 3=-2 but -3 +5=+2
a negative times a positive is a negative so 2*-4=-8+10=2