1 + 1 is certainly equal to 2, unless you use some nonstandard definitions.
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2 1/4 1/4 of a pie plus 2 whole pies will= 2 1/4 pies
Negative plus a negative is a negative. Ex. -1+-1=-2 Negative times a negative is a positive. -2*-2=4 But a negative [minus] plus a positive [plus] can be minus, zero or plus: For example, -3 + 2 = -1 -3 + 3 = 0 -3 + 4 = +1
no it doesnt
No Actually... x^(-y) is equal to 1/x^y. 2^(-2) is equal to 1/2^2 which is equal to 1/4 or 0.25.
1/2 is equal to .5.