2008 x 0,25 x 0,125 x 128
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![](https://rs.olm.vn/images/avt/0.png?1311)
![](https://rs.olm.vn/images/avt/0.png?1311)
2008 \(\times\) 0,25 \(\times\) 0,125 \(\times\) 128
= 2008 \(\times\) 0,25 \(\times\) 0,125 \(\times\)4 \(\times\) 8 \(\times\) 4
= 2008 \(\times\) ( 0,25 \(\times\) 4) \(\times\) ( 0,125 \(\times\)8) \(\times\) 4
= 2008 \(\times\) 1 \(\times\)1 \(\times\) 4
= 2008 \(\times\) 4
= 8032
2008 ×× 0,25 ×× 0,125 ×× 128
= 2008 ×× 0,25 ×× 0,125 ××4 ×× 8 ×× 4
= 2008 ×× ( 0,25 ×× 4) ×× ( 0,125 ××8) ×× 4
= 2008 ×× 1 ××1 ×× 4
= 2008 ×× 4
= 8032
![](https://rs.olm.vn/images/avt/0.png?1311)
A = 2008 : 0,2 x 888,8 x 88 x 0,125
A = 10040 x 888,8 x 88 x 0,125
A = 8923552 x 88 x 0,125
A = 785272576 x 0,125
A = 98159072
B = 5,5 : 0,5 x 222,2 : 0,25 x 2,5 x 2 x 1004
B = 11 x 222,2 : 0,25 x 2,5 x 2 x 1004
B = 2444,2 : 0,25 x 2,5 x 2 x 1004
B = 9776,8 x 2,5 x 2 x 1004
B = 24442 x 2 x 1004
B = 48884 x 1004
B = 49079536
Tìm x,biết:
a)x*96+x:0,25=48,32
b)x:0,25+x+x*95=73,74
c)x:0,5+x:0,25+x+x*93=35,36
d)x:0,125+x+x*91=78,56
![](https://rs.olm.vn/images/avt/0.png?1311)
a: =>100x=48,32
hay x=0,4832
b: =>4x+x+95x=73,74
=>100x=73,74
hay x=0,7374
c: =>2x+4x+x+93x=35,36
=>100x=35,36
hay x=0,3536
a)Xx96+x:0,25=48,32
Xx96+Xx4 =48,32
X x(96+4) =48,32
Xx 100 =48,32
X =48,32:100
X = 0,4832
b)x:0,25+x+Xx95 =73,74
Xx4 +Xx1+Xx95= 73,74
X x(4+1+95) =73,74
X x 100 =73,74
X =73,74:100
X = 0,7374
c)x:0,5+x:0,25+x+Xx93=35,36
Xx2 + Xx4+Xx1+Xx93=35,36
Xx(2+4+1+93) = 35,36
Xx 100 = 35,36
X =35,36:100
X =0,3536
d)X:0,125+X+Xx91=78,56
Xx 8+Xx1+Xx91=78,56
Xx(8+1+91) =78,56
Xx 100 =78,56
X =78,56:100
X =0,7856
![](https://rs.olm.vn/images/avt/0.png?1311)
![](https://rs.olm.vn/images/avt/0.png?1311)
`x+x:0,25+x:0,5+x:0,125=0,45`
`x+x xx4+x xx2+x xx8=0,45`
`x xx(1+4+2+8)=0,45`
`x xx15=0,45`
`x=0,45:15=0,03`
![](https://rs.olm.vn/images/avt/0.png?1311)
X : (1+0,5+0,25+0,125)=2022
X : 1,875 = 2022
X = 1078,4
x+x:0,5+x:0,25+x:0,125 = 2022
x.(1+1/2+1/4+1/8) = 2022
x.15/8 = 2022
x = 2022: 15/8
x = 1078,4
![](https://rs.olm.vn/images/avt/0.png?1311)
=8032 nha bn