\(\left(124.237+152\right):\left(870+235.122\right)\)
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mình lam một phần thôi
\(\frac{42134\times846267-423133}{846267\times423133+423134}=\frac{\left(42133+1\right)\times846267-42133}{846267\times423133+423134}\)
\(=\frac{42133\times846267+846267-42133}{846267\times42133+42134}=\frac{846267\times42133+42134}{846267\times42133+42134}=1\)

= 1
124.237 + 152 = 122. 237 + 2.237 + 152 = 122.235 + 2.122 + 474 + 152 = 122 .235 + 244 + 474 + 152 = 122 .235 870 : 870 + 235 .122 = 1
ddddddddddddddddddddddeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeooooooooooooooooooooooooooooooo


(124.237 +152) : ( 870+ 235.122)
= (29388 + 152 ) : ( 870 + 28670)
= 29540 + 29540
= 59 080


( 124.237 + 152 ) : ( 870 + 235.122 )
= ( 29388 + 152 ) : ( 870 + 28670 )
= 29540 : 29540
= 1
Answer : 1
(124.237+152):(870+235.122)
=(29388+152):(870+28670)
=29540:29540
=1

\((124.237+152):(870+235.122)\)
= \(\left(29388+152\right):\left(870+28670\right)\)
= \(29540:29540\)
= \(1\)
**Trả lời:
\(\left(124\cdot237+152\right):\left(870+235\cdot122\right)\)
\(=\left(29388+152\right):\left(870+28670\right)\)
\(=29540:29540\)
\(=1\).

\(\frac{124.237+152}{235.122+870}=\frac{122.247+2.237+152}{237.122-2.122+870}=\frac{122.237+474+152}{237.122-244+870}=\frac{122.237+626}{237.122+626}=1\)

124.237 + 152 = 122. 237 + 2.237 + 152 = 122.235 + 2.122 + 474 + 152 = 122 .235 + 244 + 474 + 152 = 122 .235 870 : 870 + 235 .122 = 1