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80x16x25x125简便运算
16×25×
125
答:
16x25x125
=2x8x25x125=2x25x8x125=50x1000=50000
16x125x25
的
简便运算
?
答:
16x125x25
=(16×125)+25=2000+25=2025
125x16x25
的
简便运算
答:
125x16x25
=(125*4)*(4*25)=500*100=50000
16 x1
2×25×
125简便运算
答:
=8×2×3×4×25×
125
=(8×125)×2×3×(4×25)=1000×6×100 =600000
25x16
=
简便计算
答:
简便计算25x16
-
16x
15 25x16-16x15 =16x(25-15) =160
简便计算25X
5X16= 25X5X16 =(25×4)×(5×4) =100×20 =2000 简便计算, 25x4,
125x
8,25x16,25x48 25x4=100; 125x8=1000; 25x16 =25x4x4 =100x4 =400; 25x48 =25x4x12 =100x12 =...
四年级最难的
简便运算
100道
答:
100道
运算
题如下:1、25x42x4 2、68
x125
x8 3、4x39x25 4、4x25+16x25 5、4x
25x16x25
6、36x99 7、(25+15)x4 8、(25x15)x4 9、49x49+49x51 10、49x99+49 11、(68+32)x5 12、5x289x2 13、68+32x5 14、(
125x
25)x4 15、(125+17)x8 16、25x64x125 17、85x82+82X5 18...
25
ⅹ[(160十512)÷32]的
简便运算
?
答:
原式=(160+512)x25÷32 =(5+16)
x25x
32÷32 =(5+16)x25 =5x25十
16x25
=
125
+400 =525
137x125x5
x16x
20的
简便运算
?
答:
137x125x5
x16x
20 =137x125x5x(2×8)x20 =(137×2)x(
125x
8)x(5x20)=274×1000×100 =27400000
分数
简便运算
答:
5/4
x
64+25/2x7/2+1÷4/5 =5/4x64+(5x5x7)/(2x2)+1x5/4 =5/4x64+5/4x35+5/4x1 =5/4x(64+35+1)=5/4x100 =
125
5/4x64+25/2x7/2+1÷4/5 =5/4x64+(5x5x7)/(2x2)+1x5/4 =5/4x64+5/4x35+5/4x1 =5/4x(64+35+1)=5/4x100 =125(与上题一样)很高兴...
<涓婁竴椤
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