题目内容
(3.14×7.42+2.58×3.14)÷(3.25+3.14-3
).
| 1 |
| 4 |
(3.14×7.42+2.58×3.14)÷(3.25+3.14-3
),
=(7.42+2.58)×3.14÷(3.25-3
+3.14),
=10×3.14÷3.14,
=31.4÷3.14,
=10.
| 1 |
| 4 |
=(7.42+2.58)×3.14÷(3.25-3
| 1 |
| 4 |
=10×3.14÷3.14,
=31.4÷3.14,
=10.
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