Evaluate. Pay close attention to all brackets and signs. [-2.5] + [1.999]

Question

Evaluate.  Pay close attention to all brackets and signs. [-2.5] + [1.999]

skullpatrol · Answer

Any ideas?

skullpatrol · Answer

Notice this is not an "evaluation" type of question, but a "simplification" type of question, right?

skullpatrol · Answer

$$\Huge 	ext{Since -2.5 and  1.999 are values.}$$

anonymous · Answer

i need to know the answer to that$$Evaluate.  Pay close attention \to all brackets and signs \lceil -6.105 \rceil$$

skullpatrol · Answer

Use the rule for addition, which states:
 If the numbers have opposite signs,
subtract the lesser absolute value from the greater 
and prefix the sign of the number having the greater absolute value.

skullpatrol · Answer

A positive and a negative number are said to have opposite signs.

skullpatrol · Answer

@MathMan719 or you could visualize the addition on a number line :)