Answer:

=

10^-1× 10^-1x 10^-1

10^-1× 10^-1x 10^-1×10^-1× 10^-1x 10^-1

cancel out whats same on top and bottom

and you will get

=

0

10^-1+(-1)+(-1)

=

0

10^-1-1-1

=

0

10^-3

=0 (since 0 divided by any number is 0)

Answer=0