题目内容
脱式计算.
(364+126)÷7
198÷9×3
369-936÷9.
(364+126)÷7
198÷9×3
369-936÷9.
(1)(364+126)÷7,
=490÷7,
=70;
(2)198÷9×3,
=22×3,
=66;
(3)369-936÷9,
=369-104,
=265.
=490÷7,
=70;
(2)198÷9×3,
=22×3,
=66;
(3)369-936÷9,
=369-104,
=265.
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