题目内容
列式计算
①2
的
加上
的倒数,和是多少?
②
与它的倒数的积减去0.125所得的差,除以
,商是多少?
①2
| 1 |
| 4 |
| 2 |
| 3 |
| 4 |
| 5 |
②
| 7 |
| 12 |
| 3 |
| 8 |
①2
×
+
,
=
×
+
,
=
+
,
=
;
答:和是
.
②(
×
-0.125)÷
,
=(1-
)÷
,
=
×
,
=
;
答:商是
.
| 1 |
| 4 |
| 2 |
| 3 |
| 5 |
| 4 |
=
| 9 |
| 4 |
| 2 |
| 3 |
| 5 |
| 4 |
=
| 6 |
| 4 |
| 5 |
| 4 |
=
| 11 |
| 4 |
答:和是
| 11 |
| 4 |
②(
| 7 |
| 12 |
| 12 |
| 7 |
| 3 |
| 8 |
=(1-
| 1 |
| 8 |
| 3 |
| 8 |
=
| 7 |
| 8 |
| 8 |
| 3 |
=
| 7 |
| 3 |
答:商是
| 7 |
| 3 |
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