3000 x 6 - 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
A=(1+2)x(3000+456) B=(2000+5)x(10-1)
C=(101-1)x(5000+40+7) D=(5000+47)x(90+10)
E=(3000+400+50+6)x3 G=(2+3+4)x(1935+70)
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1 tim x
x+3000=5000
x-5000=3000
tk mk mk tk lai
x+3000=5000
x=5000-3000
x=2000
x-5000=3000
x=3000+5000
x=8000
x + 3000 = 5000
x = 5000 - 3000
x = 2000
x - 5000 = 3000
x = 3000 + 5000
x = 8000
x +3000=5000
x=5000-3000
x=2000
x-5000=3000
x=3000+5000
x=8000
500 anhem ủng hộ mik nha
Tính nhẩm:
7000 + 200 = ................
60 000 + 30 000 = ................
8000 - 3000 = ................
90 000 + 5000 = ................
4000 x 2 = ................
1000 + 3000 x 2 = ................
(1000 + 3000) x 2 = ................
9000 : 3 + 200 = ................
7000 + 200 = 7200
60 000 + 30 000 = 90 000
8000 - 3000 = 5000
90 000 + 5000 = 95 000
4000 x 2 = 8000
1000 + 3000 x 2 =7000
(1000 + 3000) x 2 = 8000
9000 : 3 + 200 = 3200
7000 + 200 = 7200
60 000 + 30 000 = 90 000
8000 - 3000 = 5000
4000 x 2 = 8000
1000 + 3000 x 2 = 7000
(1000 + 3000 ) x 2 = 8000
9000 : 3 + 200 = 3200
7000 + 200 = 7200
60 000 + 30 000 = 90 000
8000 - 3000 = 5000
90 000 + 5000 = 95 000
4000 x 2 = 8000
1000 + 3000 x 2 =7000
(1000 + 3000) x 2 = 8000
9000 : 3 + 200 = 3200
3000 + 7000 + 5000 + 5000 + 7000 + 3000
= ????????
3000 + 7000 + 5000 + 5000 + 7000 + 3000
= 30000 nhé k đi mk k rồi
3000 + 7000 + 5000 + 5000 + 7000 + 3000
= 10000 + 10000 + 10000
= 30 000
k mk mk k lại
\(3000+7000+5000+5000+7000+3000\)
\(=\left(3000+7000\right)+\left(5000+5000\right)+\left(7000+3000\right)\)
\(=10000+10000+10000\)
\(=10000.3\)
\(=30000\)
k bạn cô bé tinh nghịch đi k lại cho
Viết các tổng thành số có bốn chữ số (theo mẫu):
a) Mẫu: 5000 + 200 + 70 + 8 = 5278
7000 + 600 + 50 + 4 = ................
2000 + 800 + 90 + 6 = ................
8000 + 400 + 20 + 7 = ................
9000 + 900 + 90 + 9 = ................
b) Mẫu: 4000 + 20 + 1 = ................
3000 + 60 + 8 = ................
7000 + 200 + 5 = ................
9000 + 50 + 6 = ................
2000 + 100 + 3 = ................
5000 + 7 = ........................
9000 + 9 = ........................
3000 + 300 + 3 = ................
8000 + 700 + 5 = ................
a) Mẫu: 5000 + 200 + 70 + 8 = 5278
7000 + 600 + 50 + 4 = 7654
2000 + 800 + 90 + 6 = 2896
8000 + 400 + 20 + 7 = 8427
9000 + 900 + 90 + 9 = 9999
b) Mẫu: 4000 + 20 + 1 = 4021
3000 + 60 + 8 = 3068
7000 + 200 + 5 = 7205
9000 + 50 + 6 = 9056
2000 + 100 + 3 = 2103
5000 + 7 = 5007
9000 + 9 = 9009
3000 + 300 + 3 = 3303
8000 + 700 + 5 = 8705
a) Mẫu: 5000 + 200 + 70 + 8 = 5278
7000 + 600 + 50 + 4 = 7654
2000 + 800 + 90 + 6 = 2896
8000 + 400 + 20 + 7 = 8427
9000 + 900 + 90 + 9 = 9999
b) Mẫu: 4000 + 20 + 1 = 4021
3000 + 60 + 8 = 3068
7000 + 200 + 5 = 7205
9000 + 50 + 6 = 9056
2000 + 100 + 3 = 2103
5000 + 7 = 5007
9000 + 9 = 9009
3000 + 300 + 3 = 3303
8000 + 700 + 5 = 8705
a) 9000 - 7000 = ...............
3000 - 2000 = ...............
8000 -8000 = ...............
5000 - 1000 = ...............
6000 - 5000 = ...............
10000 - 2000 = ...............
b) 4600 - 400 = ...............
8500 - 500 = ...............
9900 - 300 = ...............
6800 - 700 = ...............
7200 - 3000 = ...............
5600 - 2000 = ...............
3800 - 3000 = ...............
7400 - 400 = ...............
a) 9000 - 7000 = 2000
3000 - 2000 = 1000
8000 -8000 = 0
5000 - 1000 = 4000
6000 - 5000 = 1000
10000 - 2000 = 8000
b) 4600 - 400 = 4200
8500 - 500 = 8000
9900 - 300 = 9600
6800 - 700 = 6100
7200 - 3000 = 4200
5600 - 2000 = 3600
3800 - 3000 = 800
7400 - 400 = 7000
a)9000-7000=2000
3000-2000=1000
8000-8000=0
5000-1000=4000
6000-5000=1000
10000-2000=8000
b)4600-400=4200
8500-500=8000
9900-300=9600
6800-700=6100
7200-3000=4200
5600-2000=3600
3800-3000=800
7400-400=7000
a) 9000 - 7000 = 2000
3000 - 2000 = 1000
8000 -8000 = 0
5000 - 1000 = 4000
6000 - 5000 = 1000
10000 - 2000 = 8000
b) 4600 - 400 = 4200
8500 - 500 = 8000
9900 - 300 = 9600
6800 - 700 = 6100
7200 - 3000 = 4200
5600 - 2000 = 3600
3800 - 3000 = 800
7400 - 400 = 7000
tìm y biết 3000<2356 x y<5000
Tính:
6000 + 3000 + 1000 = …………
56 000 : 7 = …………
5000 x 3 = …………
9000 – 7000 – 2000 = …………
Hướng dẫn giải:
6000 + 3000 + 1000 = 10 000
56 000 : 7 = 8000
5000 x 3 = 15 000
9000 – 7000 – 2000 = 0