(1)8.25+[2.85-(325-10.8×29)÷1114](2)14×(4.85÷518-3.6+6.15×335)+[5.5-1.75×(123+1921)](3)1+2+3+4+…+99+100+99+…+4+3+2+1.-数学
题文
(1)8.25+[2.85-(3
(2)
(3)1+2+3+4+…+99+100+99+…+4+3+2+1. |
答案
(1)8.25+[2.85-(3
=
=
=
=
=
(2) |
题文
(1)8.25+[2.85-(3
(2)
(3)1+2+3+4+…+99+100+99+…+4+3+2+1. |
答案
(1)8.25+[2.85-(3
=
=
=
=
=
(2) |