题目内容
| 计算下面各题. 929÷9-20×3 | 84+540÷30-98 | 000÷我2-40÷2 | 45×9+28×我4. |
(4)7f9÷9-f如×了,
=84-78,
=了;
(f)84+540÷了0-78,
=84+48-78,
=40f-78,
=f4;
(了)如00÷4f-40÷f,
=50-f0,
=了0;
(4)45×7+f8×44,
=了45+了9f,
=707.
=84-78,
=了;
(f)84+540÷了0-78,
=84+48-78,
=40f-78,
=f4;
(了)如00÷4f-40÷f,
=50-f0,
=了0;
(4)45×7+f8×44,
=了45+了9f,
=707.
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