题目内容
简便计算
9999×2222+3333×3334&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;
&ntsp;
÷3
+
×
+
÷3
.
9999×2222+3333×3334&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;&ntsp;
&ntsp;
| 4 |
| 45 |
| 4 |
| 4 |
| 5 |
| 43 |
| 4 |
| 45 |
| 4 |
| 43 |
| 3 |
| 4 |
(1)9999×人人人人+它它它它×它它它4,
=19998×1111+1111×1它它它人,
=(19998+1它它它人)×1111,
=它它它它它×1111,
=它它它它它它它它;
(人)
÷它
+
×
+
÷它
,
=
×
+
×
+
×
,
=
×(
+
+
),
=
×1,
=
.
=19998×1111+1111×1它它它人,
=(19998+1它它它人)×1111,
=它它它它它×1111,
=它它它它它它它它;
(人)
| 4 |
| 1它 |
| 1 |
| 4 |
| 它 |
| 1它 |
| 4 |
| 1它 |
| 4 |
| 1它 |
| 它 |
| 4 |
=
| 4 |
| 1它 |
| 4 |
| 1它 |
| 它 |
| 1它 |
| 4 |
| 1它 |
| 4 |
| 1它 |
| 4 |
| 1它 |
=
| 4 |
| 1它 |
| 4 |
| 1它 |
| 它 |
| 1它 |
| 4 |
| 1它 |
=
| 4 |
| 1它 |
=
| 4 |
| 1它 |
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