Question

1+1+1+1=

Answer 1

1+1+1+1=4

Answer 2

1 + 1 + 1 + 1 = 4

Answer 3

1+1+1+1= 1x4 =4

Answer 4

1+1+1+1=4

Answer 5

ta có :

1+ 1 + 1 + 1

= 2 + 1 + 1

= 3 + 1

= 4

k cho mình nhá

Answer 6

1+1+1+1=1x4=4

Answer 7

so can tim 

1+1+1+1=4

dap so : 4