题目内容
设a*b表示
+
+
,计算:(2008*1004)*(1004*502)=
| a |
| b |
| b |
| a |
| 1 |
| 2 |
2
| 1 |
| 2 |
2
.| 1 |
| 2 |
分析:分析题干,按给定的程序计算,a*b表示
+
+
,可得2008*1004=
+
+
=2+
+
=3;1004*502=
+
+
=2+
+
=3.则:(2008*1004)*(1004*502)=3*3=
+
+
=2
,这样解答即可.
| a |
| b |
| b |
| a |
| 1 |
| 2 |
| 2008 |
| 1004 |
| 1004 |
| 2008 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1004 |
| 502 |
| 502 |
| 1004 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
| 3 |
| 3 |
| 3 |
| 3 |
| 1 |
| 2 |
| 1 |
| 2 |
解答:解:因为a*b表示
+
+
,
所以2008*1004=
+
+
=2+
+
=3;
1004*502=
+
+
=2+
+
=3,
(2008*1004)*(1004*502),
=3*3,
=
+
+
=2
.
故答案为:2
.
| a |
| b |
| b |
| a |
| 1 |
| 2 |
所以2008*1004=
| 2008 |
| 1004 |
| 1004 |
| 2008 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
1004*502=
| 1004 |
| 502 |
| 502 |
| 1004 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
(2008*1004)*(1004*502),
=3*3,
=
| 3 |
| 3 |
| 3 |
| 3 |
| 1 |
| 2 |
| 1 |
| 2 |
故答案为:2
| 1 |
| 2 |
点评:分析左右两边的区别与联系,按给定的程序计算.
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