Which Sign Makes the Number Sentence True?

Consider the number sentence:

12 ___ 2 = 14
 

Let’s find the sign that makes this sentence true.

 

First try the plus (+) sign:

 

12 + 2 = 14

 

Now, let’s try the minus (–) sign:

 

12 – 2 = 10

 

So, the plus (+) sign makes the given sentence true.