问题 解答题
计算下面各题,怎样简便就怎样计算.
184-35-65
591+482+11899×126+126
125×29×8638-(238-159)473+149-73
4600÷25÷4125×6×50×8(40+4)×25.
答案

(1)184-35-65,

=184-(35+65),

=184-100,

=84;

(2)591+482+118,

=591+(482+118),

=591+600,

=1191;

(3)99×126+126,

=(99+1)×126,

=100×126,

=12600;

(4)125×29×8,

=(125×8)×29,

=1000×29,

=29000;

(5)638-(238-159),

=638-238+159,

=400+159,

=559;

(6)473+149-73,

=473-73+149,

=400+149,

=549;

(7)4600÷25÷4,

=4600÷(25×4),

=4600÷100,

=46;

(8)125×6×50×8,

=125×8×(6×50),

=1000×300,

=300000;

(9)(40+4)×25,

=40×25+4×25,

=1000+100,

=1100.

单项选择题
单项选择题