问题 解答题
一步一步地计算.
560÷7-48
960÷(4×2)980÷4÷7
385-497÷7486÷(90-84)306÷3×9.
答案

(1)560÷7-48,

=80-48,

=32;

(2)960÷(4×2),

=960÷8,

=120;

(3)980÷4÷7,

=245÷7,

=35;

(4)385-497÷7,

=385-71,

=314;

(5)486÷(90-84),

=486÷6,

=81;

(6)306÷3×9,

=102×9,

=918.

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