8) ((456.11 + 912).37) : 13 . 74
9)(864.48 - 432.96) : 864 . 48 .432Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.
a. 9999.997 + 9999 + 9999 + 9999
= 9999.(997 + 1 + 1 + 1)
= 9999 . 1000
= 9999000
b. (456 . 11 + 912) . 37 : 13 : 74
= (5016 + 912) . 37 : 13 : 74
= 219336 : 13 : 74
= 16872 : 74
= 228
c. 864 . 48 - 432 . 96 : 864 . 48 . 432
= (864 . 48 - 432 . 96) : (864 . 48 . 432)
= 0 : (864 . 48 . 432)
= 0
a. 9999.997 + 9999 + 9999 + 9999
= 9999.(997 + 1 + 1 + 1)
= 9999 . 1000
= 9999000
b. (456 . 11 + 912) . 37 : 13 : 74
= (5016 + 912) . 37 : 13 : 74
= 219336 : 13 : 74
= 16872 : 74
= 228
c. 864 . 48 - 432 . 96 : 864 . 48 . 432
= (864 . 48 - 432 . 96) : (864 . 48 . 432)
= 0 : (864 . 48 . 432)
= 0
\(\left\{456.11+912\right\}.37:13:74\)
\(\left\{5016+912\right\}.37:13:74\)
\(5928.37:13:74\)
\(219336:13:74\)
\(16872:74=228\)
864.48-432.96/864.48-432
= ( 864.48)-(432.96) / ( 864.48)-(432.1)
= 41472-41472 / 40608 - 432
= 0/ 40376
= 0
\(\frac{864.48-432.96}{864.48+432}\)
\(=\frac{864.48-432.2.48}{864.48+432}\)
\(=\frac{864.48-864.48}{864.48+432}\)
\(=\frac{0}{864.48+432}\)
\(=0\)
Học tốt
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 : 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
\(\frac{\left(456.11+912\right).37}{13.74}=\frac{\left(456.11+456.2\right).37}{13.37.2}=\frac{\left[456.\left(11+2\right)\right].37}{13.37.2}=\frac{456.13.37}{13.37.2}=\frac{456}{2}=228\)
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
\(\Rightarrow\left(864.48-432.96\right):864.48.432\)
\(=0:864.48.432\)
\(=0\)
\(8,\left[\left(456.11+912\right).37\right]:13.74\)
\(=\left[\left(5016+912\right).37\right]:13.74\)
\(=\left(5928.37\right):13.74\)
\(=219336:13.74\)
\(=16872.74\)
\(=1248528\)
\(9,\left(864.48-432.96\right):864.48.432\)
\(=\left(41472-41472\right):864.48.432\)
\(=0:864.48.432\)
\(=0\)