问题 解答题
脱式计算.
375×(35÷7)13.8-4.6+0.24×32+32×32
(1457-1432)×24240×35-28×16125÷5×6.
答案

(1)375×(35÷7),

=375×5,

=1875;

(2)13.8-4.6+0.2,

=(13.8+0.2)-4.6,

=14-4.6,

=9.4;

(3)4×32+32×32,

=(4+32)×32,

=36×32,

=1152;

(4)(1457-1432)×24,

=25×24,

=25×4×6,

=100×6,

=600;

(5)240×35-28×16,

=8400-448,

=7952;

(6)125÷5×6,

=25×6,

=150.

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单项选择题