Question

89-89+63-63+2=

Answer 1

=2 k nha

Answer 2

89-89+63-63+2=0+0+2=2

Answer 3

\(89-89+63-63+2=2\)

K MK MK K LẠI NHA

Answer 4

89-89+63-63+2

= 0+63-63+2

= 0+0+2

=2

Answer 5

89-89+63-63+2=2