|
(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.
|
(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.