简便运算:
0.25*240.25*8*1.25*44/0.250.25*39+0.251.25*(8+0.8)4.5*9.817-5.9九分之五+四分之三+九分之二7.5*2.02...
0.25*24
0.25*8*1.25*4
4/0.25
0.25*39+0.25
1.25*(8+0.8)
4.5*9.8
17-5.9
九分之五+四分之三+九分之二
7.5*2.02 展开
0.25*8*1.25*4
4/0.25
0.25*39+0.25
1.25*(8+0.8)
4.5*9.8
17-5.9
九分之五+四分之三+九分之二
7.5*2.02 展开
4个回答
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0.25×24 0.25×8×1.25×4 4÷0.25
=0.25×4×6 =(0.25×4)×(0.125×8) =(4×4)÷(0.25×4)
=1×6 =1×1 =16÷1
=6 =1 =16
0.25×39+0.25 1.25×(8+0.8) 4.5×9.8
=0.25×(39+1) =1.25×8+1.25×0.8 =4.5×(10-0.2)
=0.25×40 =10+1 =4.5×10-4.5×0.2
=10 =11 =45-0.9
=44.1
17-5.9 5/9+3/4+2/9 7.5×2.02
=17-6+0.1 =20/36+27/36+8/36 =7.5×2+7.5×0.02
=11+0.1 =55/36 =15+0.15
=11.1 =15.15
=0.25×4×6 =(0.25×4)×(0.125×8) =(4×4)÷(0.25×4)
=1×6 =1×1 =16÷1
=6 =1 =16
0.25×39+0.25 1.25×(8+0.8) 4.5×9.8
=0.25×(39+1) =1.25×8+1.25×0.8 =4.5×(10-0.2)
=0.25×40 =10+1 =4.5×10-4.5×0.2
=10 =11 =45-0.9
=44.1
17-5.9 5/9+3/4+2/9 7.5×2.02
=17-6+0.1 =20/36+27/36+8/36 =7.5×2+7.5×0.02
=11+0.1 =55/36 =15+0.15
=11.1 =15.15
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展开全部
0.25*24
=0.25×4×6
=1×6
=6
0.25*8*1.25*4
=(0.25×4)×(8×1.25)
=1×10
=10
4/0.25
=(4×4)÷(0.25×4)
=16÷1
=16
0.25*39+0.25
=0.25×(39+1)
=0.25×40
=10
1.25*(8+0.8)
=1.25×8+1.25×0.8
=10+1
=11
4.5*9.8
=4.5×(10-0.2)
=4.5×10-4.5×0.2
=45-0.9
=44.1
17-5.9
=17-(6-0.1)
=17-6+0.1
=11+0.1
=11.1
九分之五+四分之三+九分之二
=(9分之5+9分之2)+4分之3
=9分之7+4分之3
=36分之55
7.5*2.02
=7.5×(2+0.02)
=7.5×2+7.5×0.02
=15+0.15
=15.15
=0.25×4×6
=1×6
=6
0.25*8*1.25*4
=(0.25×4)×(8×1.25)
=1×10
=10
4/0.25
=(4×4)÷(0.25×4)
=16÷1
=16
0.25*39+0.25
=0.25×(39+1)
=0.25×40
=10
1.25*(8+0.8)
=1.25×8+1.25×0.8
=10+1
=11
4.5*9.8
=4.5×(10-0.2)
=4.5×10-4.5×0.2
=45-0.9
=44.1
17-5.9
=17-(6-0.1)
=17-6+0.1
=11+0.1
=11.1
九分之五+四分之三+九分之二
=(9分之5+9分之2)+4分之3
=9分之7+4分之3
=36分之55
7.5*2.02
=7.5×(2+0.02)
=7.5×2+7.5×0.02
=15+0.15
=15.15
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0.25×24=1/4×24=6
0.25×8×1.25×4=(0.25×4)×(8×1.25)
=1×10=104/0.25=4×4=16
0.25×39+0.25=0.25×(39+1)=0.25×40=10
1.25×(8+0.8)
=1.25×8+1.25×0.8=10+1=114.5×9.8=4.5×(10-0.2)=4.5×10-4.5×0.2=45-0.9=44.1
17-5.9=17-(6-0.1)=17-6+0.1=11.1
九分之五+四分之三+九分之二
7.5*2.02
0.25×8×1.25×4=(0.25×4)×(8×1.25)
=1×10=104/0.25=4×4=16
0.25×39+0.25=0.25×(39+1)=0.25×40=10
1.25×(8+0.8)
=1.25×8+1.25×0.8=10+1=114.5×9.8=4.5×(10-0.2)=4.5×10-4.5×0.2=45-0.9=44.1
17-5.9=17-(6-0.1)=17-6+0.1=11.1
九分之五+四分之三+九分之二
7.5*2.02
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展开全部
0.25*24
=0.25×4×6
=1×6
=6
0.25*8*1.25*4
=(0.25×4)×(8×1.25)
=1×10
=10
=0.25×4×6
=1×6
=6
0.25*8*1.25*4
=(0.25×4)×(8×1.25)
=1×10
=10
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