来源:学生作业帮 编辑:作业帮 分类:数学作业 时间:2024/10/04 06:12:18
8.25+[2.85×(3
2
5-10.8×
2
9÷1
1
14)],
=8.25+[2.85×(3
2
5-10.8×
2
9÷
15
14)],
=8.25+[2.85×(3
2
5-
12
5×
14
15)],
=8.25+[2.85×(3
2
5-
4
5×
14
5)],
=8.25+[2.85×(3.4-
56
25)],
=8.25+[2.85×(3.4-2.24)],
=8.25+[2.85×1.16],
=8.25+3.306,
=11.556.