Each number in this sepuence is -2 times the number before. write the missing numbers:

-1, 2, -4, ....., ....., 32

1 answer

If you multiply each by -2
-1*-2=2
2*-2=-4
-4*-2=8
8*-2=-16
-16*-2=32

So the missing numbers are
8,-16