
Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.


10010 RGDRYHFDYHHHHHHHHHDRYYYYYYYYYYYYYYYYYYYYERY5654666666666666666666666666666

100+100-100+1000-1000+10000-10000+69
=100+100-100+1000-1000+10000-10000+69
=100+69
=169


=10000+1000+100+10+1
=11000+100+10+1
=11100+10+1
=11110+1
=11111
trao đổi !

10000 : 2 = 5000
1000 : 2 = 500
100 : 2 = 50
10 : 2 = 5

\(x+100=1000\)
\(x=1000-100\)
\(x=900\)
\(x+1000=10000\)
\(x=10000-1000\)
\(x=9000\)

10000 + 10000 + 20000 + 20000 + 40000
= 10000 x 2 + 20000 x 2 + 40000
= ( 10000 + 20000 ) x 2 + 40000
= 30000 x 2 + 40000
= 60000 + 40000
= 100000

a) 50000 + 20000 + 10000 = 80000
80000 - (30000 + 20000) = 30000
b) 80000 - 30000 - 20000 = 30000
50000 + (20000 + 10000) = 80000

100 + 1000 + 20000 + 10 x 10000
= 1100 + 20000 + 100000
= 121100
100 + 1000 + 20000 + 10 x 10000
= 10 x 10000 + 100 + 1000 + 20000
= 121100