{456.11+912}.37:13:74
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8) ((456.11 + 912).37) : 13 . 74
= [(456.11 + 456 . 2).37] : 13 . 74
= [456.(11 + 2).37] : 13 . 74
= 456 . 13 . 37 : 13 . 74
= 456 . 37 : 74
= 456 : ( 74 : 37 )
= 456 : 2
= 228
9) Ta có:
864 . 48 - 432 . 96
= 432 . 2 . 48 - 432 . 96
= 432 . 96 - 432 . 96
= 432 . ( 96 - 96 )
= 432 . 0
= 0
\(\Rightarrow\left(864.48-432.96\right):864.48.432\)
\(=0:864.48.432\)
\(=0\)
\(8,\left[\left(456.11+912\right).37\right]:13.74\)
\(=\left[\left(5016+912\right).37\right]:13.74\)
\(=\left(5928.37\right):13.74\)
\(=219336:13.74\)
\(=16872.74\)
\(=1248528\)
\(9,\left(864.48-432.96\right):864.48.432\)
\(=\left(41472-41472\right):864.48.432\)
\(=0:864.48.432\)
\(=0\)
a) A=(5016 +912).37:13:74
A=5928.37:(13.74)
A=219336: 962
A=228
b) B=[(315+372).(3+7)]:(338+1036)
B=(687.10):1374
B=6870:1374
B=5
a. = ( 5016 + 912 ).37:13:74
= 5928.37:13:74
= 219336:13:74
= 14872:74
= 228
b. = (687.3 + 687.7):(338 + 1036)
= (687.(3+7)):1374
= ( 687.10 ) :1374
= 6870 : 1374
= 5
Nhớ k cho mình nhé! Thank you!!!
( 456 x 11 + 912 ) x 37 : 13 : 74
= ( 5016 + 912 ) x 37 : 13 : 74
= 5928 x 37 : 13 : 74
= 219336 : 13 : 74
= 16872 : 74
= 228
[(315 + 372 ) x 3 + ( 372 + 315 ) x 7 ] : ( 26 x 13 + 74 x 14 )
= ( 687 x 3 + 687 + 7 ) : ( 338 + 1036 )
= 687 x ( 3 + 7 ) : 1374
= 687 x 10 : 1374
= 6870 : 1374
= 5
a,
= ( 5016 + 912 ) . 37 : 13 : 14
= 5928 . 37 : 13 : 14
= 219336 : 13 : 14
= 16872 : 14
= 1205,142857
b, 22 . 3 : { 390 : [ 53 . 22 - ( 125 + 35 . 7 ) ] }
= 22 . 3 : { 390 : [ 53 . 22 - ( 125 + 245 ) ] }
= 22 . 3 : { 390 : [ 53 . 22 - 370 ] }
= 22 . 3 : { 390 : [ 125 . 4 - 370 ] }
= 22 . 3 : { 390 : [ 500 - 370 ] }
= 22 . 3 : { 390 : 130 }
= 22 . 3 : 3
= 4 . 3 : 3
= 4
a,
= ( 5016 + 912 ) . 37 : 13 : 14
= 5928 . 37 : 13 : 14
= 219336 : 13 : 14
= 16872 : 14
= 1205,142857
b, 22 . 3 : { 390 : [ 53 . 22 - ( 125 + 35 . 7 ) ] }
= 22 . 3 : { 390 : [ 53 . 22 - ( 125 + 245 ) ] }
= 22 . 3 : { 390 : [ 53 . 22 - 370 ] }
= 22 . 3 : { 390 : [ 125 . 4 - 370 ] }
= 22 . 3 : { 390 : [ 500 - 370 ] }
= 22 . 3 : { 390 : 130 }
= 22 . 3 : 3
= 4 . 3 : 3
= 4
\(\frac{\left(456.11+912\right).37}{13.74}=\frac{\left(456.11+456.2\right).37}{13.37.2}=\frac{\left[456.\left(11+2\right)\right].37}{13.37.2}=\frac{456.13.37}{13.37.2}=\frac{456}{2}=228\)
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Hồ Lê Hoài Thương
\(\left\{456.11+912\right\}.37:13:74\)
\(\left\{5016+912\right\}.37:13:74\)
\(5928.37:13:74\)
\(219336:13:74\)
\(16872:74=228\)