792×99=792×100○79

792×99=792×100○792×1，○里应该填请选择ABC1p5\3g9C1^*k6j2o,Z8r/^1W7^3_5y;b8Z'I4~9x4O+C.r*C2~

A、＋5y;b8Z'I4~9x4O+C.r*C2~

B、－5y;b8Z'I4~9x4O+C.r*C2~

C、×5y;b8Z'I4~9x4O+C.r*C2~