题目内容
20.6-(6.6+
÷12.5%)
÷[
×(60%-25%)]
36÷[(
-
)÷
]
60×[(
+
)÷
]
1÷(
×
)×
÷5+
×
.
| 1 |
| 8 |
| 1 |
| 3 |
| 4 |
| 7 |
36÷[(
| 2 |
| 3 |
| 2 |
| 5 |
| 3 |
| 5 |
60×[(
| 2 |
| 3 |
| 2 |
| 5 |
| 3 |
| 5 |
1÷(
| 1 |
| 10 |
| 10 |
| 9 |
| 4 |
| 9 |
| 3 |
| 10 |
| 1 |
| 5 |
| 7 |
| 10 |
(1)20.6-(6.6+
÷12.5%)
=20.6-(6.60+0.125÷0.125)
=20.6-(6.6+1)
=20.6-7.6
=13;
(2)
÷[
×(60%-25%)]
=
÷[
×35%]
=
÷
=1
;
(3)36÷[(
-
)÷
]
=36÷[
÷
]
=36÷
=81;
(4)60×[(
+
)÷
]
=60×[
÷
]
=60×
=106
;
(5)1÷(
×
)×
=1÷
×
=9×
=4;
(6)
÷5+
×
=
+
=
.
| 1 |
| 8 |
=20.6-(6.60+0.125÷0.125)
=20.6-(6.6+1)
=20.6-7.6
=13;
(2)
| 1 |
| 3 |
| 4 |
| 7 |
=
| 1 |
| 3 |
| 4 |
| 7 |
=
| 1 |
| 3 |
| 1 |
| 5 |
=1
| 2 |
| 3 |
(3)36÷[(
| 2 |
| 3 |
| 2 |
| 5 |
| 3 |
| 5 |
=36÷[
| 4 |
| 15 |
| 3 |
| 5 |
=36÷
| 4 |
| 9 |
=81;
(4)60×[(
| 2 |
| 3 |
| 2 |
| 5 |
| 3 |
| 5 |
=60×[
| 16 |
| 15 |
| 3 |
| 5 |
=60×
| 16 |
| 9 |
=106
| 2 |
| 3 |
(5)1÷(
| 1 |
| 10 |
| 10 |
| 9 |
| 4 |
| 9 |
=1÷
| 1 |
| 9 |
| 4 |
| 9 |
=9×
| 4 |
| 9 |
=4;
(6)
| 3 |
| 10 |
| 1 |
| 5 |
| 7 |
| 10 |
=
| 3 |
| 50 |
| 7 |
| 50 |
=
| 1 |
| 5 |
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