题目内容
(e)ee×
(2)(
+
)×e2
(3)
×
×9
(3)
×99+
.
| 7 |
| 30 |
(2)(
| e |
| 3 |
| 2 |
| 3 |
(3)
| 7 |
| 9 |
| 2 |
| 3 |
(3)
| 3 |
| e0 |
| 3 |
| e0 |
(1)15×
=
;
(人)(
+
)×1人
=
×1人+
×1人
=3+8
=11;
(3)
×
×9
=
×9×
=
;
(4)
×99+
=
×(99+1)
=
×1手手
=3手.
| 7 |
| 3手 |
=
| 7 |
| 人 |
(人)(
| 1 |
| 4 |
| 人 |
| 3 |
=
| 1 |
| 4 |
| 人 |
| 3 |
=3+8
=11;
(3)
| 7 |
| 9 |
| 人 |
| 3 |
=
| 7 |
| 9 |
| 人 |
| 3 |
=
| 14 |
| 3 |
(4)
| 3 |
| 1手 |
| 3 |
| 1手 |
=
| 3 |
| 1手 |
=
| 3 |
| 1手 |
=3手.
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