题目内容
你想怎么算就怎么算
(1)
×
+
÷31;
(2)
÷[(
+
)×
];
(3)
÷
-
×
;
(4)
×37%+
×37%.
(1)
| 7 |
| 41 |
| 1 |
| 31 |
| 34 |
| 41 |
(2)
| 1 |
| 5 |
| 1 |
| 12 |
| 1 |
| 6 |
| 1 |
| 3 |
(3)
| 1 |
| 6 |
| 11 |
| 24 |
| 3 |
| 8 |
| 4 |
| 11 |
(4)
| 1 |
| 5 |
| 4 |
| 5 |
(1)
×
+
÷31
=
×
+
×
,
=(
+
)×
,
=1×
,
=
.
(2)
÷[(
+
)×
]
=
÷[
×
],
=
×12,
=
.
(3)
÷
-
×
=
×
-
×
,
=
-
,
=
.
(4)
×37%+
×37%
=(
+
)×37%,
=1×37%,
=37%.
| 7 |
| 41 |
| 1 |
| 31 |
| 34 |
| 41 |
=
| 7 |
| 41 |
| 1 |
| 31 |
| 34 |
| 41 |
| 1 |
| 31 |
=(
| 7 |
| 41 |
| 34 |
| 41 |
| 1 |
| 31 |
=1×
| 1 |
| 31 |
=
| 1 |
| 31 |
(2)
| 1 |
| 5 |
| 1 |
| 12 |
| 1 |
| 6 |
| 1 |
| 3 |
=
| 1 |
| 5 |
| 3 |
| 12 |
| 1 |
| 3 |
=
| 1 |
| 5 |
=
| 12 |
| 5 |
(3)
| 1 |
| 6 |
| 11 |
| 24 |
| 3 |
| 8 |
| 4 |
| 11 |
=
| 1 |
| 6 |
| 24 |
| 11 |
| 3 |
| 8 |
| 4 |
| 11 |
=
| 4 |
| 11 |
| 3 |
| 22 |
=
| 5 |
| 22 |
(4)
| 1 |
| 5 |
| 4 |
| 5 |
=(
| 1 |
| 5 |
| 4 |
| 5 |
=1×37%,
=37%.
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