Question

805*712+(245*10-2300)*834-501*604=
701*901-83200:208+(20000-18904)*99=

*=помножити

Answer 1

805*712+(245*10-2300)*834-501*604=573160+(2450-2300)*834-302604=
   =573160+150*834-302604=573160+125100-302604=520756

701*901-83200:208+(20000-18904)*99=631601-400+1096*99=
   =631201+108504=739705