Question

1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1= ?

Answer 1

ket qua 

= 20 

tk 

nha

NguYễn Lê ThAnh NgÂn

Answer 2

20 nha !!!

Answer 3

bằng 20 !!!

Answer 4

20 nha !!!

Answer 5

20 nha

k nhé

Answer 6

1 + 1 + 1 + 1 + 1+ 1+ 1 + 1+ 1+ 1 + 1 +1 + 1 + 1 + 1+ 1 + 1 + 1 +1 + 1

= 20

k minh 

nha

NguYễn Lê ThAnh NgÂn

Answer 7

1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1=20