题目内容
(1
+2
+8
)÷(1
+2
+8
)=______.
| 7 |
| 2008 |
| 7 |
| 1004 |
| 7 |
| 251 |
| 1 |
| 2008 |
| 1 |
| 1004 |
| 1 |
| 251 |
(1)(1
+2
+8
)÷(1
+2
+8
)
=(
+
+
)÷(
+
+
)
=
×
=
;
或(2)(1
+2
+8
)÷(1
+2
+8
)
=【(1+2+8)+(
+
+
)×7】÷[(1+2+8)+(
+
+
)]
=[11+
)÷[11+
】
=
×
=
;
故答案为:
.
| 7 |
| 2008 |
| 7 |
| 1004 |
| 7 |
| 251 |
| 1 |
| 2000 |
| 1 |
| 1004 |
| 1 |
| 251 |
=(
| 2015 |
| 2008 |
| 4030 |
| 2008 |
| 16120 |
| 2008 |
| 2009 |
| 2008 |
| 4018 |
| 2008 |
| 16072 |
| 2008 |
=
| 22165 |
| 2008 |
| 2008 |
| 22099 |
=
| 2015 |
| 2009 |
或(2)(1
| 7 |
| 2008 |
| 7 |
| 1004 |
| 7 |
| 251 |
| 1 |
| 2008 |
| 1 |
| 1004 |
| 1 |
| 251 |
=【(1+2+8)+(
| 1 |
| 2008 |
| 1 |
| 1004 |
| 1 |
| 251 |
| 1 |
| 2008 |
| 1 |
| 1004 |
| 1 |
| 251 |
=[11+
| 77 |
| 2008 |
| 11 |
| 2008 |
=
| 22165 |
| 2008 |
| 2008 |
| 22099 |
=
| 2015 |
| 2009 |
故答案为:
| 2015 |
| 2009 |
练习册系列答案
相关题目