题目内容
脱式计算
(1)576÷3×7 | (2)4001-384÷6 | (3)220÷4÷5. |
分析:(1)(3)按照从左到右的顺序计算;
(2)先算除法,再算减法.
(2)先算除法,再算减法.
解答:解:(1)576÷3×7,
=192×7,
=1344;
(2)4001-384÷6,
=4001-64,
=3937;
(3)220÷4÷5,
=55÷5,
=11.
=192×7,
=1344;
(2)4001-384÷6,
=4001-64,
=3937;
(3)220÷4÷5,
=55÷5,
=11.
点评:本题考查了简单的四则混合运算,计算时先理清楚运算顺序,根据运算顺序逐步求解即可.
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