(78.6-0.786*25+0.75*21.4)/15*1997
1个回答
原式=(78.6*0.75+0.75*21.4)/15*1997
=75/15*1997=5*1997
=9985
相关问题
(78.6-0.786*25+75%*21.4)*1997 如何计算?
(78.6-0.786×25+75%×21.4)÷15×1997=______.
(78.6-0.786/25+75%/21.4)*15/2011
(78.6-0.786*25+0.75*21.4)除15*2001
78.6-0.786*25+0.75*21.4
78.6-0.786×25+75%×21.4)÷2001
78.6+0.214*25+75%*21.4简便计算
5.75加4.25乘2加78简便 0.75乘18除0.15减6.8简便
21比()=()/36=0.75=15比()=()75%
1.(5.75-4.75)/[2.5+(0.75*1.25*8) 2.(6.9*3.6*3.5)/(1.25/0.25)