问题 解答题
用简便方法计算.
37+125+63+17575×56-56×288×(29×l25)156×l0l-156.
答案

37+125+63+175,

=(37+63)+(125+175),

=100+300,

=400;

75×56-56×28,

=(75-28)×56,

=43×56,

=2408;

8×(29×l25),

=29×(8×125),

=29×1000,

=29000;

156×l0l-156,

=156×(101×1),

=156×100,

=15600.

单项选择题
单项选择题