问题 解答题

脱式计算

37×5×8

300÷6×9

560÷8+391

900-24×5

(585-465)÷3.

答案

(1)37×5×8

=185×8

=1480;

(2)300÷6×9

=500×9

=4500;

(3)560÷8+391

=70+391

=461;

(4)900-24×5

=900-120

=780;

(5)(585-465)÷3

=120÷3

=40.

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