Respuesta :

.25 or 1/4

How:
2^4=16
2^-6=.015625
16*.015625 = .25

(2^4) * (2^-6) = 2^(4 - 6) = 2^-2 = 1/(2^2) = 1/4

or

(2^4) * (2^-6) = 2^4 * 1/(2^6) = 16 * (1 / 64) = 16/64 = 1/4