x : 23 = 456 +37
( 456 x 11 + 912 ) x 37 : 13.74
(456x111+912)x37:13.74=(50616+912)x37:13.74=51528x37:13.74=1906536:13.74=138758.0786
( 456 X 11 + 912 ) X 37 : 13 X 74
(456x11+912)x37:13x74
= (5016+912)x37:13x74
= 5928 x37:13x74
= 219336 :13x74
= 16872 x74
= 1248528.
K nhé
\(\left(456\times11+912\right)\times37:13\times74\)
\(=\left(5016+912\right)\times37:13\times74\)
\(=5928\times37:13\times74\)
\(=219336:13\times74\)
\(=16872\times74\)
\(=1248528\)
456 :2 *18 +456:3 _102
1482 :x +23 =80
456:2*18 + 456:3 - 102
= 228 * 18 + 152 - 102
= 4104 + 152 - 102
= 4104+ 50
= 4154
1482:x + 23= 80
1482: x = 80- 23
1482 : x= 57
x= 1482: 57
x= 26
học tốt!
456 :2 *18 +456:3 _102
=228x18+(456:3)-102
=4164+152-102
=4154
1482 :x +23 =80
=1482:x=80-23
=>1482:x=57
=>x=1482:57
=>x=26
chúc bạn hok tốt
\(1482:x+23=80\)
\(1482:x=80-23\)
\(1482:x=57\)
\(x=1482:57=26\)
( 456 x 11 + 912 ).37/ 13x14
2012 x 123
3030 x 23
3456 x 456
2012 x 123=247476
3030 x 23 =69690
3456 x 456=1575936
Tính :
( 456 x 11 + 912 ) x 37 : 13 : 74
Tính :
( 456 x 11 + 912 ) x 37 : 13 : 74
= ( 456 x 11 + 456 x 2 ) x 37 : 13 : 74
= 456 x ( 11 + 2 ) x 37 : 13 : 74
= 456 x 13 x 37 : 13 : 37 x 2
= 23 x 3 x 19 x 13 x 37 : 13 : 37 x 2
= 8 x 3 x 19 x 37 : 37 x 2
= 4 x 3 x 19
= 228
Mk làm như vầy Không biết đã đúng hay chưa ? Mong các bạn giúp
Tính :
( 456 x 11 + 912 ) x 37 : 13 : 74
= ( 456 x 11 + 456 x 2 ) x 37 : 13 : 74
= 456 x ( 11 + 2 ) x 37 : 13 : 74
= 456 x 13 x 37 : 13 : 37 x 2
= 23 x 3 x 19 x 13 x 37 : 13 : 37 x 2
= 8 x 3 x 19 x 37 : 37 x 2
= 4 x 3 x 19
= 228
Mk làm như vầy Không biết đã đúng hay chưa ? Mong các bạn giúp
X x 12 = 456 x 16 x : (23 x 6) = 9
`x xx 12=456 xx 16`
`x xx 12=7296`
`x=7296:12`
`x=608`
`-------`
`x : (23xx6)=9`
`x :138=9`
`x=9 xx 138`
`x=1242`
a)
`X xx 12 = 456 xx 16`
` X xx 12 = 7296`
`X = 7296:12`
`X=608`
b)
`x:(23xx6)=9`
`x:138=9`
`x=9xx138`
`x=1242`
\(x\times12=456\times16\)
\(x\times12=7296\)
\(x=7296:12\)
\(x=608\)
______________________________
\(x:\left(23\times6\right)=9\)
\(x:138=9\)
\(x=138\times9\)
\(x=1242\)
50 + 200 x 37 - 39 : 3 + 456 - 324 + 9588 x 3/4 =
50 + 200 x 37 - 39 : 3 + 456 - 324 + 9588 x 3/4
= 15210
s mik mik s lại
50 + 200 x 37 - 39 : 3 + 456 - 324 + 9588 x \(\frac{3}{4}\)= 14760
bai1:tim x biet a,(x:23+45)•67
bai2:tinh nhanh a,(44•52•60):(11•13•15) b,123•456-456•123123
\(\left(x:23+45\right).67=8911\)
\(x:23+45=8911:67\)
\(x:23+45=133\)
\(x :23=133-45\)
\(x:23=88\)
\(x=88.23\)
\(x=2024\)
Bài 2:
a, \(\frac{44.52.60}{11.13.15}=\frac{4.11.4.13.4.15}{11.13.15}=4.4.4=64\)
b, \(123.456-456.123123=456\left(123-123123\right)=456.\left(-123000\right)=-56088000\)