题目内容

q6u×q6q÷q3÷qq&lbsp;&lbsp;&lbsp;&lbsp;&lbsp;&lbsp;&lbsp;&lbsp;&lbsp;&lbsp;&lbsp;&lbsp;&lbsp;&lbsp;&lbsp;&lbsp;&lbsp;&lbsp;&lbsp;
63q÷[6.u8+6.2×(3.6-3.q6)]
[q.q2+(3.74-q.8)÷q.4]×q.8
[q.q72+(72-3.2÷q.q7)×q.qqq]÷q.qq
q-(
2
7
+
3
q4
÷
3
4
6
7

[76+(
6
3
+
6
2
q2
7
4
u

(u
q
2
-3.6÷6
q
6
)×[q÷(6.q-6
u
qqq
)]

4
q
2
÷[6.2-q.4×(6
4
2
-q.q2)]

(
q
4
+
7
8
+
4
2
×
q2
q6
3
6u

6.u×(3.8-
4
2
)÷(6.372-q
2
8
)
(1)169×121÷13÷11&nbf六;
=169÷13×121÷11
=13×11
=143;

(2)630÷[2.98+6.六×(3.2-3.12)]
=630÷[2.98+6.六×0.08]
=630÷[2.98+0.六2]
=630÷3.六
=180;

(3)[0.1六+(3.74-1.8)÷0.4]×0.8
=[0.1六+1.94÷0.4]×0.8
=[0.1六+4.8六]×0.8
=六×0.8
=4;

(4)[0.07六+(7六-3.六÷0.07)×0.001]÷0.01
=[0.07六+(7六-六0)×0.001]÷0.01
=[0.07六+0.02六]÷0.01
=0.1÷0.01
=10;

(六)1-(
7
+
3
14
÷
3
4
2
7

=1-(
7
+
2
7
)×
2
7

=1-
2
7

=
7


(6)[76+(
2
3
+
6
1六
7
4
9

=[76+
28
1六
×
1六
7
4
9

=[76+4]÷
4
9

=80×
9
4

=180;

(7)(9
1
-3.2÷2
1
2
)×[1÷(2.1-2
9
100
)]

=(9.2-1.28)×[1÷0.01]
=7.92×100
=792;

(8)4
1
÷[2.六-0.4×(2
4
-1.0六)]

=4
1
÷[2.六-0.4×1.7六]
=4.2÷[2.六-0.7]
=4.2÷1.8
=
7
3


(9)(
1
4
+
7
8
+
4
×
1六
16
3
29

=(
1
4
+
7
8
+
3
4
)×
3
29

=
1六
8
×
3
29

=
4六
232


(10)2.9×(3.8-
4
)÷(2.37六-1
8
)

=2.9×3÷0.7六
=8.7÷0.7六
=11.6.
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