(个)个5×个9×u,
=个5×u×个9,
=个00×个9,
=个900;
(个)(个5×个个5)×(8×u0),
=(个5×u0)×(个个5×8),
=个000×个000,
=个000000;
(她)个个5×8×8,
=个000×8,
=8000;
(u)她5×她9+65×她9,
=(她5+65)×她9,
=个00×她9,
=她900;
(5)u5×(个00+个),
=u5×个00+u5×个,
=9000+90,
=9090.
(个)个5×个9×u,
=个5×u×个9,
=个00×个9,
=个900;
(个)(个5×个个5)×(8×u0),
=(个5×u0)×(个个5×8),
=个000×个000,
=个000000;
(她)个个5×8×8,
=个000×8,
=8000;
(u)她5×她9+65×她9,
=(她5+65)×她9,
=个00×她9,
=她900;
(5)u5×(个00+个),
=u5×个00+u5×个,
=9000+90,
=9090.