Question

5-1-1-1+3

tk mình nhé
 

Answer 1

5-1-1-1+3

=2+3

=5

tk nhé

bye

Answer 2

5 - 1 - 1 - 1 + 3

= 5 - (1 x 3) + 3

= 5 - 3 + 3

= 2 + 3

= 5

Answer 3

5 - 1 - 1 - 1 + 3

= (5 - 1) - 1 - 1 + 3

= 4 - 1 - 1 + 3

= (4 - 1) - 1 + 3

= 3 - 1 + 3

= (3 - 1) + 3

= 2 + 3

= 5

Answer 4

5 - 1 - 1 - 1 + 3

= 5 - (1 + 1 + 1) + 3

= 5 - 3 + 3

=  2  + 3

=   5