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怎样简便怎样算:125×23×846×64+64×54(567-462)×2415×27×166.25+3.52-0.6516.8+36.7+33.2.

题目详情
怎样简便怎样算:
125×23×8          
46×64+64×54      
(567-462)×24 15×27×16         
6.25+3.52-0.65       16.8+36.7+33.2.
怎样简便怎样算:
125×23×8          
46×64+64×54      
(567-462)×24 15×27×16         
6.25+3.52-0.65       16.8+36.7+33.2.
怎样简便怎样算:
125×23×8           46×64+64×54      怎样简便怎样算:
125×23×8          
46×64+64×54       (567-462)×24 15×27×16         (567-462)×2415×27×16          6.25+3.52-0.65       16.8+36.7+33.2.6.25+3.52-0.65      16.8+36.7+33.2.
▼优质解答
答案和解析
(1)125×23×8 
=125×8×23
=1000×23
=23000;

(2)46×64+64×54      
=64×(46+54)
=64×100
=6400;

(3)(567-462)×24
=105×24
=(100+5)×24
=100×24+5×24
=2400+120
=2520;

(4)15×27×16
=15×27×(4×4)
=(15×4)×(27×4)
=60×108
=6480;

(5)6.25+3.52-0.65 
=9.77-0.65
=9.12;

(6)16.8+36.7+33.2
=16.8+33.2+35.7
=50+35.7
=85.7.