5-7 = 1/57 = 1/78125 = 0.0000128
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0.0000001
-3-3 = -1/27 or negative one twenty-seventh.
Seven to the negative 5th power is 0.00005949901
Two raised to the seventh power is 128.
Oh, what a happy little question! When we have a number raised to a negative power, we can simply move it to the denominator to make it positive. So, 3 to the power of negative 5 is 1 over 3 to the power of 5, which equals 1 over 243. Just a little math magic to brighten your day!