Question

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

Answer 1

1+1-1+1-1+1=2

Answer 2

1+1-1+1-1+1=2

Answer 3

1+1-1+1-1+1=2

Answer 4

1+1-1+1-1+1=2

Answer 5

1+1-1+1-1+1=2

Answer 6

1+1-1+1-1+1=2

Answer 7

1+1-1+1-1+1=2

Answer 8

1+1-1+1-1+1=2

Answer 9

1+1-1+1-1+1=2

Answer 10

1+1-1+1-1+1=0

Answer 11

=2 nhé