Question

( - 23 ) + 23 + 23

Answer 1

(-23)+23+23

=[(-23)+23]+23

=0+23

=23

Answer 2

( - 23 ) + 23 + 23

= 0 + 23 

= 23

Answer 3

( - 23) + 23 + 23

= 0 + 23

= 23

k nhé nguyenthingochuyen

Answer 4

(-23)+23+23=0+23=23

k nha!

Answer 5

(-23) + 23 + 23 = 23