问题 解答题
计算下列各题,能简算的要简算.
6.33×101-6.33
1.56×1.7+0.44×1.7
1.8×[(3.41-2.9)÷0.03]0.125×32×2.5.
答案

(1)6.33×101-6.33,

=6.33×(101-1),

=6.33×100,

=633;

(2)1.56×1.7+0.44×1.7,

=1.7×(1.56+0.44),

=1.7×2,

=3.4;

(3)1.8×[(3.41-2.9)÷0.03],

=1.8×[0.51÷0.03],

=1.8×17,

=30.6;

(4)0.125×32×2.5,

=(0.125×8)×(4×2.5),

=1×10,

=10.

多项选择题
单项选择题