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![](https://rs.olm.vn/images/avt/0.png?1311)
\(\frac{1}{2}:0,5-\frac{1}{4}:0,25+\frac{1}{8}:0,125-\frac{1}{10}:0,1\)
\(=\frac{1}{2}\times2-\frac{1}{4}\times4+\frac{1}{8}\times8-\frac{1}{10}\times10\)
\(=1-1+1-1\)
\(=0\)
![](https://rs.olm.vn/images/avt/0.png?1311)
\(\dfrac{1}{4}:0,25-\dfrac{1}{8}:0,125+\dfrac{1}{2}:0,5-\dfrac{1}{16}:0,0625\\ =0,25:0,25-0,125:0,125+0,5:0,5-0,0625:0,0625\\ =1-1+1-1\\ =0+1-1\\ =1-1\\ =0\)
![](https://rs.olm.vn/images/avt/0.png?1311)
1/2:0,5 - 1/4 ; 0,25 + 1/8 : 0,125 - 1/10 ; 0,1
= 0,5 : 0,5 - 0,25 : 0,25 + 0,125 : 0,125 - 0,1 : 0,1
= 1 - 1 + 1 - 1
= 0 + 1 - 1
= 1 - 1
= 0
Lời giải:
$=\frac{1}{2}\times 2-\frac{1}{4}\times 4+\frac{1}{8}\times 8-\frac{1}{10}\times 10$
$=1-1+1-1=0$
![](https://rs.olm.vn/images/avt/0.png?1311)
1/2:0,5-1/4:0,2+1/8:0,125+75%
=0,5:0,5-0,25:0,2+0,125+0,75
= 1 + 1,25 + 1 + 0,75
= 1 + 1 - 1,25 + 0,75
= 2 - 1,25 +0,75
= 0,75 + 0,75
= 1,5
1/2:0,5-1/4:0,2+1/8:0,125+75%=0,5:0,5-0,05+0,125:0,125+0,75=1-0,05+1+0,75=2,7
![](https://rs.olm.vn/images/avt/0.png?1311)
0,25 * 0,125 * 2011/2012 * 8 * 4 = ( 0,25 * 4 ) * ( 0,125 * 8 ) * 2011/2012 = 2011/2012
![](https://rs.olm.vn/images/avt/0.png?1311)
1/2:0,5-1/4:0,2+1/8:0,125+75%
= 50%:50%-25%:20%+12,5%:12.%5+75%
=1-25%:20%+12,5%+12.%5+75%
=75,75%
![](https://rs.olm.vn/images/avt/0.png?1311)
![](https://rs.olm.vn/images/avt/0.png?1311)
A = 3,4 × (16,35 - 7,35) + 0,125 × 3,4 × 8
= 3,4 × 9 + 3,4 × 1
= 3,4 × (9 + 1)
= 3,4 × 10
= 34
= 1-1,25+1+0,75
=( 1+ 1 ) - 1,25 +0,75
=2 - 1,25 + 0,75
= 0,75+0,75
=1,5
=43,6?;6?3.35