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-(
+
÷
)×
[76+(
+
)×
]÷
(u
-3.6÷6
)×[q÷(6.q-6
)]
4
÷[6.2-q.4×(6
-q.q2)]
(
+
+
×
)×
6.u×(3.8-
)÷(6.372-q
).
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 |
| q |
| 6 |
| u |
| qqq |
4
| q |
| 2 |
| 4 |
| 2 |
(
| q |
| 4 |
| 7 |
| 8 |
| 4 |
| 2 |
| q2 |
| q6 |
| 3 |
| 6u |
6.u×(3.8-
| 4 |
| 2 |
| 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-(
+
÷
)×
=1-(
+
)×
=1-
=
;
(6)[76+(
+
)×
]÷
=[76+
×
]÷
=[76+4]÷
=80×
=180;
(7)(9
-3.2÷2
)×[1÷(2.1-2
)]
=(9.2-1.28)×[1÷0.01]
=7.92×100
=792;
(8)4
÷[2.六-0.4×(2
-1.0六)]
=4
÷[2.六-0.4×1.7六]
=4.2÷[2.六-0.7]
=4.2÷1.8
=
;
(9)(
+
+
×
)×
=(
+
+
)×
=
×
=
;
(10)2.9×(3.8-
)÷(2.37六-1
)
=2.9×3÷0.7六
=8.7÷0.7六
=11.6.
=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-(
| 六 |
| 7 |
| 3 |
| 14 |
| 3 |
| 4 |
| 2 |
| 7 |
=1-(
| 六 |
| 7 |
| 2 |
| 7 |
| 2 |
| 7 |
=1-
| 2 |
| 7 |
=
| 六 |
| 7 |
(6)[76+(
| 2 |
| 3 |
| 6 |
| 六 |
| 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 |
| 六 |
| 1 |
| 2 |
| 9 |
| 100 |
=(9.2-1.28)×[1÷0.01]
=7.92×100
=792;
(8)4
| 1 |
| 六 |
| 4 |
| 六 |
=4
| 1 |
| 六 |
=4.2÷[2.六-0.7]
=4.2÷1.8
=
| 7 |
| 3 |
(9)(
| 1 |
| 4 |
| 7 |
| 8 |
| 4 |
| 六 |
| 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 |
| 六 |
| 六 |
| 8 |
=2.9×3÷0.7六
=8.7÷0.7六
=11.6.
练习册系列答案
相关题目