问题 解答题
计算.
6.33×101-6.3335.6-5×1.731.6×55.4-55.4×0.617.68÷5.2+2.7×1.5.
答案

解①6.33×101-6.33

=6.33×(101-1),

=6.33×100,

=633;

②35.6-5×1.73,

=35.6-8.65,

=26.95;

③1.6×55.4-55.4×0.6,

=55.4×(1.6-0.6),

=55.4×1,

=55.4;

17.68÷5.2+2.7×1.5,

=3.4+4.05,

=7.45.

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