题目内容

〔3.5-(
7
10
+0.96÷
16
5
)×
19
7
〕÷
22
7
〔3.5-(
7
10
+0.96÷
16
5
)×
19
7
〕÷
22
7

=[
7
2
-(
7
10
+
24
25
×
5
16
)×
19
7
)×
7
22

=[
7
2
-1×
19
7
7
22

=
7
2
×
7
22
-
19
7
×
7
22

=
49
44
-
19
22

=
1
4
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