x + 1000 = 5000 + 5000
Tính nhẩm:
5000 + 100 = ..................
7400 - 400 = ..................
2000 3 + 600 = ..................
8000 : 2 + 2000 = ..................
6000 - (5000 - 1000) = ..................
6000 - 5000 + 1000 = ..................
7000 - 3000 x 2 = ..................
(7000 - 3000) x 2 = ..................
5000 + 100 = 5100
7400 - 400 = 7000
2000 3 + 600 = 6600
8000 : 2 + 2000 = 6000
6000 - (5000 - 1000) = 2000
6000 - 5000 + 1000 = 2000
7000 - 3000 x 2 = 1000
(7000 - 3000) x 2 = 8000
5000 + 100 = 5100
7400 - 400 = 7000
2000 3 + 600 = 6600
8000 : 2 + 2000 = 6000
6000 - (5000 - 1000) = 2000
6000 - 5000 + 1000 = 2000
7000 - 3000 x 2 = 1000
(7000 - 3000) x 2 = 8000
5000 + 100 = 5100
7400 - 400 = 7000
2000 3 + 600 = 6600
8000 : 2 + 2000 = 6000
6000 - (5000 - 1000) = 2000
6000 - 5000 + 1000 = 2000
7000 - 3000 x 2 = 1000
(7000 - 3000) x 2 = 8000
cho x^1000+y^1000=a; x^2000+y^2000=2b/3; x^5000+y^5000=c/36; tìm liên hệ giữa a,b,c
đặt x^1000=m,y^1000=n
m+n=a
m2+n2=2b/3 =>a2=2b/3+2mn =>mn=a2-2b/3
m5+n5=c/36 <=>(n+m)[(m+n)4-5mn(m+n)2+5m2n2]=c/36
<=>a.[a4-5(a2-2b/3)a2+5(a2-2b/3)2 ]=c/36 <=>a(a4-10a2b/3+20b2/9)=c/36 <=>a(9a4-30a2b+20b2)=c/4
Tính nhẩm:
a) 3000 + 5000 = ..........
5000 + 5000 = ..........
4000 + 4000 = ..........
7000 + 2000 = ..........
6000 + 1000 = ..........
2000 + 8000 = ..........
b) 2000 + 700 = ..........
100 + 1000 = ..........
6000 + 600 = ..........
8000 + 500 = ..........
5000 + 300 = ..........
400 + 6000 = ..........
a) 3000 + 5000 = 8000
5000 + 5000 = 10 000
4000 + 4000 = 8000
7000 + 2000 = 9000
6000 + 1000 = 7000
2000 + 8000 = 10 000
b) 2000 + 700 = 2700
100 + 1000 = 1100
6000 + 600 = 6600
8000 + 500 = 8500
5000 + 300 = 5300
400 + 6000 = 6400
a) 3000+5000=8000
5000+5000=10000
4000+4000=8000
7000+2000=9000
6000+1000=7000
2000+8000=10000
b) 2000+700=2700
100+1000=1100
6000+600=6600
8000+500=8500
5000+300=5300
400+6000=6400
a) 3000 + 5000 = 8000
5000 + 5000 = 10000
4000 + 4000 =8000
7000 + 2000 = 9000
6000 + 1000 = 7000
2000 + 8000 = 10000
b) 2000 + 700 = 9000
100 + 1000 = 1100
6000 + 600 =12000
8000 + 500 = 13000
5000 + 300 = 5300
400 + 6000 = 6400
1000 + 1000 + 1000 + 1000 + X = 5000
tìm X
1000 +1000 +1000 +1000 + x = 5000
4000 + x = 5000
x = 5000 - 4000
x = 1000
1000+1000+1000+1000+x=5000
1000*4+x=5000
4000+x=5000
x=5000-4000
x=1000
1000 + 1000 + 1000 + 1000 + x = 5000
x = 4000 + x = 5000
x = 5000 - 4000
x = 1000
VẬY 1000 + 1000 + 1000 + 1000 +1000 = 5000
1000 + 1000 = ?
5000 + 5000 = ?
Kb + chat nhé m.n ! ! !
1000+1000= 2000
5000+5000=10000
tick cho mình nhé
\(1000-2000-5000-8000+5000+200\)
= -8,800 nha
Bạn xynh gái k mk nha !!!! CÁc bạn ủng hộ mk nha !!!!! Zúp đỡ mk zới !!!!
Xin các bạn hãy k mk !!!
\(1000-2000-5000-8000+5000+200\)
\(=-1000--3000+5200\)
\(=-1000-2200\)
\(=-3200\)
1000 - 2000 - 5000 - 8000 + 5000 + 2000 = - 7000
Ai thấy đúng tích mình đi mình tích lại thề đó
1000 + 2000 + 5000 + X = 10000
tìm X
1000 + 2000 + 5000 + X = 10000
X=10000-8000
x=2000
K MK CÂU HỎI CỦA BNPhúc Phạm Hồng MK K LẠI BN 3 CÁI LUN NHA !!!Phúc Phạm Hồng
8000 + X = 10000
X = 10000 - 8000
X = 2000
tk nhé cảm ơn
1000+2000+5000+X=10000
8000+X=10000
X=10000-8000
X=2000
1000 + 1000 = ?
2000 + 2000 = ?
3000 + 3000 = ?
4000 + 4000 = ?
5000 + 5000 = ?
ARMY KẾT BN NHA
1000 + 1000 = 2000
2000 + 2000 = 4000
3000 + 3000 = 6000
4000 + 4000 = 8000
5000 + 5000 = 10000
kb nha
\(1000+5000=?\) \(3000-1000=?\)
\(3000+5000=?\) \(10000-5000=?\)
\(1000+9000=?\) \(5000-5000=?\)
\(2000+5000=?\) \(8000-5000=?\)
1000+5000=6000 3000-1000=2000
3000+5000=8000 10000-5000=5000
1000+9000=10000 5000-5000=0
2000+5000=7000 8000-5000=3000
tk nhé
6000 2000
8000 5000
10000 0
7000 3000
1000 + 5000 = 6000
3000 + 5000 = 8000
1000 + 9000 = 10000
2000 + 5000 = 7000
3000 - 1000 = 2900
10000 - 5000 = 5000
5000 - 5000 = 0
8000 - 5000 = 3000