Thực hiện phép tính B=1434:{[(216+184:8).3]}
B= 1434:{[(216+184:8).3]}
Giải nhanh cho mk nha mk đang cần gấp
B = 1434:{[(216+184:8).3]}
B = 1434:{[239.3]}
B = 1434 : 717
B = 2
\(B=1434:\left\{\left[\left(216+184:8\right).3\right]\right\}\)
\(B=1434:\left\{\left[216+23\right].3\right\}\)
\(B=1434:\left(239.3\right)\)
\(B=1434:717\)
\(B=2\)
(Tíck cho mình với nhá!)
B= 1434:{[(216+184:8).3]}
B=1434:{[(216+23).3]}
B=1434:{[239.3]}
B=1434:717
B=2
B=
Thực hiện phép tính: (Tính nhanh nếu có thể)
1) 347.22 – 22 . ( 216 + 184 ) : 8 ;
2) 132 – [116 – ( 132 – 128 )2] ;
3) 16 :{400 : [200 – ( 37 + 46 . 3 )]} ;
4) {184 : [96 – 124 : 31 ] – 2 }. 3651 ;
5) 46 – [ (16 + 71 . 4 ) : 15 ]} – 2 ;
6) 33.18 + 72 .42 – 41 .18
7)( 56 . 46 – 25 . 23 ) : 23 ;
8) ( 28 . 54 + 56 . 36 ) : 21 : 2 ;
9) ( 76 . 34 – 19 . 64 ) : ( 38 . 9 ) ;
10) ( 2+ 4 + 6 + ….. + 100 ) . ( 36 . 333 – 108 . 111)
11) ( 5 . 411- 3 .165 ): 410
12) \(\dfrac{7256.4375-725}{3650+4375.7255}\)
Thực hiện phép tính:
48:45+5.5233..35:34+22..2.2024.5-[131-(13-4)2]{46-[(16+71.4):15]}-21434:{[(216+184:8).3]}
Thực hiện phép tính
( -99)+(-98)+(-97)+...+97+98+99+100
22.3+(1000+8):9
1450-{(216+184):8].9}
13-18-(-42)+5
Thực hiện phép tính (tính hợp lí nếu có thể)
a) (-24) + 6 + 10 + 24 b) [150 - (216 + 184) : 8]
a)(-24)+6+10+24
=[(-24)+24]+(6+10)
=0+16
=16
b)[150-(216+184):8]
=[150-400:8]
=150-50
=100
a)(-24)+6+10+24=[(-24)+24]+(6+10)=0+16=16
Thực hiện phép tính:
a) 23.3-(110+8):32
b) 1449-{[(216+184):8].9}
c) 342.163+337.342-103.171
d) (13.1714+4.1714):1713-(14.9-14.5):8
b) 1449 - {[(216 + 184) : 8] . 9}
= 1449 - {[400 : 8] : 9}
= 1449 - {50 : 9}
= 1449 - \(\frac{50}{9}\)
= \(\frac{12991}{9}\)
c) 342 . 163 + 337 . 342 - 103 . 171
= 342 . (163 + 337) - 1000 . 171
= 342 . 500 - 500 . 2 . 171
= 500 . (342 - 2 - 171)
= 500 . 169
= 84500
d) (13 . 1714 + 4 . 1714) : 1713 - (14 . 9 - 14 . 5) : 8
= [1714 . (13 + 4)] : 1713 - [14 . (9 - 5)] : 8
= [1714 . 17] : 1713 - [14 . 4] : 8
= 1715 : 1713 - 56 : 8
= 172 - 56 : 8
= 172 - 7
= 289 - 7
= 282
thực hiện phép tính
24:{ 300:[375(150+15.5)]}
1449-[216-184:8).9]
56 : 53 + 3. 32
1449-[216-184:8).9]
=1449-[216-23).9]
=1449-(193.9)
=1449-1737
=-288
24 : { 300 : [ 375 ( 150 + 15 . 5 ) ] }
24 : { 300 : [ 375 ( 150 + 75 ) ] }
24 : [ 300 : ( 375 . 225 ) ]
24 : ( 300 : 84375 )
24 : 4/1125
= 6750
Thực hiện phép tính: (Tính nhanh nếu có thế)
1) 347.222-222.(216+184):8
2) 132-[116-(132-128)22]
3) 16:{400:[200-(37+46.3)]}
4) {184:[96-124:31]-2}.3651
5) ) 46 – [ (16 + 71 . 4 ) : 15 ]} – 2
6) 33.18 + 72 .42 – 41 .18
7)( 56 . 46 – 25 . 23 ) : 23
8) ( 28 . 54 + 56 . 36 ) : 21 : 2
9) ( 76 . 34 – 19 . 64 ) : ( 38 . 9 )
10) ( 2+ 4 + 6 + ….. + 100 ) . ( 36 . 333 – 108 . 111)
11) ( 5 . 411- 3 .165 ): 410
12) 7256.4375−725/3650+4375.7255
Giải;
1) \(347.222-222.\left(216+184\right):8\)
\(=347.222-222.400:8\)
\(=347.222-222.50\)
\(=222.\left(347-50\right)\)
\(=222.297\)
\(=65934\)
2) \(132-\left[116-\left(132-128\right).22\right]\)
\(=132-\left[116-4.22\right]\)
\(=132-\left[116-88\right]\)
\(=132-28\)
\(=104\)
3) \(16:\left\{400:\left[200-\left(37+46.3\right)\right]\right\}\)
\(=16:\left\{400:\left[200-\left(37+138\right)\right]\right\}\)
\(=16:\left\{400:\left[200-175\right]\right\}\)
\(=16:\left\{400:25\right\}\)
\(=16:16\)
\(=1\)
4) \(\left\{184:\left[96-124:31\right]-2\right\}.3651\)
\(=\left\{184:\left[96-4\right]-2\right\}.3651\)
\(=\left\{184:92-2\right\}.3651\)
\(=\left\{2-2\right\}.3651\)
\(=0.3651\)
\(=0\)
5) \(46-\left[\left(16+71.4\right):15\right]-2\)
\(=46-\left[\left(16+284\right):15\right]-2\)
\(=46-\left[300:15\right]-2\)
\(=46-20-2\)
\(=24\)
6) \(3^3.18+72.4^2-41.18\)
\(=18.\left(27-41\right)+72.16\)
\(=18.-14+1152\)
\(=-252+1152\)
\(=900\)
Giải: (tiếp)
7) \(\left(56.46-25.23\right):23\)
\(=\left(2576-575\right):23\)
\(=2001:23\)
\(=87\)
8) \(\left(28.54+56.36\right):21:2\)
\(=\left(1512+2016\right):21:2\)
\(=3528:21:2\)
\(=84\)
9) \(\left(76.34-19.64\right):\left(38.9\right)\)
\(=\left(2584-1216\right):342\)
\(=1368:342\)
\(=4\)
10) \(\left(2+4+6+...+100\right).\left(36.333-108.111\right)\)
\(=\left(2+4+6+...+100\right).\left(11988-11988\right)\)
\(=\left(2+4+6+...+100\right).0\)
\(=0\)
11) \(\left(5.4^{11}-3.16^5\right):4^{10}\)
\(=5.4^{11}:4^{10}-3.16^5:4^{10}\)
\(=5.4-3.1\)
\(=20-3\)
\(=17\)
12) \(7256.4375-725:3650+4375.7255\)
\(=4375.\left(7256+7255\right)-\dfrac{29}{146}\)
\(=4375.14511-\dfrac{29}{146}\)
\(=63485624,8\)
Câu 12 ko chắc!
Thực hiện phép tính: (Tính nhanh nếu có thế)
1) 347.2\(^2\)-2\(^2\).(216+184):8
2) 132-[116-(132-128)\(^2\)]
3) 16:{400:[200-(37+46.3)]}
4) {184:[96-124:31]-2}.3651
5) ) 46 – [ (16 + 71 . 4 ) : 15 ]} – 2
6) 33.18 + 72 .42 – 41 .18
7)( 56 . 46 – 25 . 23 ) : 23
8) ( 28 . 54 + 56 . 36 ) : 21 : 2
9) ( 76 . 34 – 19 . 64 ) : ( 38 . 9 )
10) ( 2+ 4 + 6 + ….. + 100 ) . ( 36 . 333 – 108 . 111)
11) ( 5 . 411- 3 .165 ): 410
12) \(\dfrac{7256.4375-725}{3650+4375.7255}\)