如题所述
第1个回答 2020-08-05
25*5+125*3+125*4=125*1+125*3+125×4=125*(1+3+4)=125*8=1000
第2个回答 2020-08-05
5*25+125*3+125*4
=125*(1+3+4)
=125*8
=1000
=125*(1+3+4)
=125*8
=1000
第3个回答 2020-08-05
5×25+125×3+125×4
=125+125×3+125×4
=125×1+125×3+125×4
=125×(1+3+4)
=125×8
=1000
=125+125×3+125×4
=125×1+125×3+125×4
=125×(1+3+4)
=125×8
=1000