问题 解答题
计算下面各题.(能简算的要简算)
(1)40.5÷0.5+10.75(2)213.6÷0.8÷0.3(3)39.22÷3.7×2.5
(4)1.25×2.5×32(5)0.24×103(6)13.7×5+6.3×5.
答案

(1)40.5÷0.5+10.75,

=81+10.75,

=91.75;

(2)213.6÷0.8÷0.3,

=267÷0.3,

=890;

(3)39.22÷3.7×2.5,

=10.6×2.5,

=26.5;

(4)1.25×2.5×32,

=(1.25×8)×(2.5×4),

=10×10,

=100;

(5)0.24×103,

=0.24×100+0.24×3,

=24+0.72,

=24.72;

(6)13.7×5+6.3×5.

=(13.7+6.3)×5,

=20×5,

=100.

单项选择题
填空题