问题 解答题

算一算.

360÷[(45-39)×4]

[1856-(295+1505)]÷28.

答案

(1)360÷[(45-39)×4],

=360÷[6×4],

=360÷24,

=15;

(2)[1856-(295+1505)]÷28,

=[1856-1800]÷28,

=56÷28,

=2.

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