问题 解答题

递等式计算:

302-2584÷76

2405÷(2185-2148)

185×(729÷27)

2470+21×19.

答案

(1)302-2584÷76

=302-34

=268;

(2)2405÷(2185-2148)

=2405÷37

=65;

(3)185×(729÷27)

=185×27

=4995;

(4)2470+21×19

=2470+399

=2869.

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