use a number line to add 5/2 and the additive inverse of 0.4

Mathematics · College · Thu Feb 04 2021

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Given the numerical statement:

Add 5/2 and the additive inverse of 0.4

Solution:

Additive inverse simply means the negative value of the given number, hence in our case, the additive inverse of 0.4 is simply -0.4. In order to easily solve the given numerical statement, we equate the fraction into decimal, to do so, we divide the numerator by the denominator.

5/2 
= 2.5

= 2.5 + (-0.4)

= 2.5 - 0.4

= 2.1

Final answer:

= 2.1