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8.25+[2.85×(325

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8.25+[2.85×(3
2
5
8.25+[2.85×(325
8.25+[2.85×(3
2
5-10.8×
2
9÷1
1
14)],
=8.25+[2.85×(3
2
5-10.8×
2

15
14)],
=8.25+[2.85×(3
2
5-
12

14
15)],
=8.25+[2.85×(3
2
5-
4

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.