题目内容
| 脱式计算. 35+65÷5 | 624÷4+235 |
| 744÷3÷2 | (72+64)×9. |
(1)35+65÷5
=35+13
=48;
(2)624÷4+235
=156+235
=391;
(3)744÷3÷2
=248÷2
=124;
(4)(72+64)×9
=136×9
=1224.
=35+13
=48;
(2)624÷4+235
=156+235
=391;
(3)744÷3÷2
=248÷2
=124;
(4)(72+64)×9
=136×9
=1224.
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