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25x160x125简便计算
22
X160x125
怎么
简便计算
?
答:
=22×20×(8×
125
)=440×1000 =440000
35
x125x16
怎么用
简算
答:
35
x125x16
=35x125x8x2 =35x2x(125x8)=7
0x
1000 =70000
4
125
x
25x16
x30的
简便计算
?
答:
4
125
x
25x16
x30 =4125x25x4x4x30 =4125x4x25x4x30 =1650
0x
100x30 =49500000
括号
125
×99 125括号乘以16
简便运算
?
答:
简便计算
过程方法如下 解:(125x99+125)
x16
=(99+1)
x125
x8x2 =100x100
0x
2 =200000
用简使方法
计算
.89x5十11x5,25x24,44x25,
125x16
x2222,25x32x125x17.这...
答:
89x5十11x5 =(89+11)x5 =100x5 =500 25x24 =25x(4x6)=(25x4)x6 =100x6 =
60
0 44x25 =(11x4)x25 =11x(4x25)=11x100 =1100
125x16
x2222 =125x(8x2)x2222 =(125x8)x(2x2222)=100
0x
4444 =4444000 25x32x125x17 =25x(4x8)
x125
x17 =(25x4)x(8x125)x17 =100x1000x17 =...
简便
方法
计算
。4x3x25 250
x16
7
0x125
x8 1468一
答:
4×25×3=100×3=300,=
125
×2×8×2=1000×4=4000,=125×8×70=1000×70=70000,=1468—(679+32)=1468—718=750
424x23-23
0x
24+23
x16
的
简便计算
?
答:
=424*23-23*240+23*
16
=23*(424-240+16)=23*200 =4
60
0 230*24相当于23*240
<涓婁竴椤
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