math help please!!!
In this question how do you know when to add or subtract?? Simplify
100^12/100^8
A.100^12/8
B.100^96
C.100^4
D.100^20
Is the answer C or D?? Thank you
asked by
penny

100^12/100^8 = 100^128 = 100^?
When you move the 100^8 from the denominator to the numerator, you change the sign of the exponent and 128 = 4.posted by DrBob222

Thank you😳
posted by penny

DO you now understand?
posted by Hamburger Helper
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