问题 解答题
计算下面各题
135×(270-262)

23×9-17

95×8-168
(1000-80)×566×3×9956-75×5.
答案

(1)135×(270-262)

=135×8

=1080;

(2)23×9-17

=207-17

=190;

(3)95×8-168

=760-168

=592;

(4)(1000-80)×5

=920×5

=4600;

(5)66×3×9

=198×9

=1782;

(6)956-75×5

=956-375

=581.

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