3000+7000:10x10+1000+9000:10
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
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
Tính nhanh
3000 + 1000 - 7000 + 9000
3000+1000-7000-9000
=(3000+7000)-(1000+9000)
=10000-10000
=0
3000 + 1000 - 7000 +9000
=(3000 + 7000) - (1000 + 9000)
=10000 - 10000
=0
Tính nhanh :
1000 + 2000 + 3000 + 4000 + 5000 + 6000 + 7000 + 8000 + 9000 + 5000
1000 +9000 +2000+8000+3000+7000+4000+6000+5000+5000
= 10000+10000+10000+10000+10000
=50000
k nhá !
7000 + 3000 = ?
9000 + 1000 = ?
ai k mk thì mk k lại
7000 + 3000
= 10000
9000 + 1000
= 10000
7000 + 3000
= 10000
9000 + 1000
= 10000
7000 + 3000
= 10000
9000 + 1000
= 10000
7000 + 3000 = 10 000
9000 + 1000 = 10 000. mình sẽ k bạn nên k mình nhé
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
Tính nhanh :
1000 + 3000 + 6000 + 9000 + 4000 + 5000 + 7000 + 5000
Ai k mình,mình k lại nha
1000+3000+6000+9000+4000+5000+7000+5000
= (1000+9000)+(3000+7000)+(6000+4000)+(5000+5000)
=10000+10000+10000+10000
=40000
t mk nha bn
(1000+5000)+(3000+7000)+(6000+4000)+9000
=6000+10000+10000+9000
=(10000+100000+(6000+9000)
=20000+15000
=35000
(3000+7000):10x10=
(3000+7000):10x10
=10000:10x10
=1000x10=10000
(3 000+7 000):10x10
=10 000:10x10
=1 000x10
=10 000
1000 +2000 +3000 + 4000 + 5000 + 6000 +7000 +8000 +9000 = ?
ai nhanh nhat minh tick cho
nho kb voi minh nha
số cần tìm là
1000 +2000 +3000 + 4000 + 5000 + 6000 +7000 +8000 +9000 = 45000
đáp số 45000