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\(3860-86.\left(370-183.2\right)\)
\(=3860-86.\left(370-366\right)\)
\(=3860-86.4\)
\(=3860-344\)
\(=3516\)
Vậy : \(3860-86.\left(370-183.2\right)=3516\)
\(3860-86\left(370-183\times2\right)\)
= \(3860-86\times\left(370-366\right)\)
= \(380-86\times4\)
= \(380-344\)
= \(36\)
Chúc em học tốt !!!
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126 x 183 - 126 x 83
= 126 x ( 183 - 83 )
= 126 x 100
= 12600
126 x 183 - 126 x 83
= 126 x ( 183 - 83 )
= 126 x 100
= 12600
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a.
\(4\times183\times25=4\times25\times183=100\times183=18300\)
b.
\(165\times59+165\times165\times40=165\times\left(59+1+40\right)=165\times100=16500\)
c.
\(56\times49:7=56\times\left(49:7\right)=56\times7=392\)
d.
\(67\times15-57\times15=15\times\left(67-57\right)=15\times10=150\)
951 nhé ai yêu mẹ thì tich nhé
Là 951 , tick cho lên 100 với các bạn !!!