4.25*5.24+1.52*2.51=?808*0.125-1600除以16=?都要简便.万分感激
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4.25*5.24+1.52*2.51=?808*0.125-1600除以16=?都要简便.万分感激4.25*5.24+1.52*2.51=?808*0.125-1600除以16=?都要简便.万分感激
4.25*5.24+1.52*2.51=?808*0.125-1600除以16=?都要简便.万分感激
4.25*5.24+1.52*2.51=?808*0.125-1600除以16=?都要简便.
万分感激
4.25*5.24+1.52*2.51=?808*0.125-1600除以16=?都要简便.万分感激
1 4.25*5.24+1.52*2.51
=(4+0.25)*(5+0.25-0.01)+(1+0.5+0.02)*(2+0.5+0.01)
=(4*5+4*0.25-4*0.01)+(0.25*5+0.25*0.25- 0.25*0.01)+(2+0.5+0.01+0.5*2+0.5*0.5+0.5*0.01+0.02*2+0.02*0.5+0.02*0.01)
=20.96+1.31+2.51+1.3052
=26.0852
2 808*0.125-1600/16
=(800+8)*1/8-100
=800*1/8+8*1/8-100
=100-100+1
=1
计算:4.25*5.24*1.52*2.51=
计算:4.25×5.24+1.52×2.51
简便计算4.25×5.24+1.52×2.51
4.25*5.24*1.52*2.51简便算法!
4.25*5.24*1.52*2.51的简便算法
4.25*5.24+1.52*2.51=?808*0.125-1600除以16=?都要简便.万分感激
4.25×5.24×1.52×2.51=写出过程问题、答案、过程全写出来
计算下列算式,要求简便4.25×5.24+1.52×2.51
4.25*5.24*1.52*2.51简便计算的答案和过程哦
请各位高手帮忙解答几道奥数题1、4.25×5.24×1.52×2.51=2、 0.01992乘0.004乘2000分之1怎样用简便方法算,麻烦各位写出详细解题过程
1又25分之13乘2.51+4又4分之1乘5.24=
(1)原式=4.25×4×5.24/4+1.52/4×4×2.25=17×1.31+0.38×9=20×1.31-3.93+0.38×10-0.38=26.2+3.8-4.31=30-4.31=25.69(2)原式共有998+1项,在前998项中,1-3=-2,5-7=-2……1993-1995=-2,这样差为-2的组有499组故原式=-2×499+1997=1997-2×50
5.24平方米=()平方米()平方分米
0.8+3.6x=1.52
(-2.75)+(-4.25)+(-3.375)+0.625=?
4.25小时=几小时几分
double x=1.52,y=5.
(简便计算) 24.8-4.8*4.25 4.25*9.8+0.8524.8-4.8*4.25= 4.25*9.8+0.85=