题目内容
怎样计算简便就怎样算:
36×(1-
+
)
2006×101-2006
+(
-
)÷
.
36×(1-
| 5 |
| 9 |
| 1 |
| 4 |
2006×101-2006
| 4 |
| 15 |
| 5 |
| 3 |
| 3 |
| 2 |
| 5 |
| 6 |
(1)36×(1-
+
),
=36×1-36×
+36×
,
=36-20+9,
=16+9,
-25;
(2)2006×101-2006,
=2006×(101-1),
=2006×100,
=200600;
(3)
+(
-
)÷
,
=
+
÷
,
=
+
,
=
.
| 5 |
| 9 |
| 1 |
| 4 |
=36×1-36×
| 5 |
| 9 |
| 1 |
| 4 |
=36-20+9,
=16+9,
-25;
(2)2006×101-2006,
=2006×(101-1),
=2006×100,
=200600;
(3)
| 4 |
| 15 |
| 5 |
| 3 |
| 3 |
| 2 |
| 5 |
| 6 |
=
| 4 |
| 15 |
| 1 |
| 6 |
| 5 |
| 6 |
=
| 4 |
| 15 |
| 1 |
| 5 |
=
| 7 |
| 15 |
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