Answer:
See below
Step-by-step explanation:
8 is classified as a rational number because it can be made into a fraction. 8.8 = 8 8/10 = 88/10
Answer:

Step-by-step explanation:
Out of the given options,
is the only fraction that is improper. All other options are not improper. Therefore,
would not belong is the given group of fractions.
Hope this helps.
Answer:
I believe that answer would be D that is the most Accurate.
Answer:
Step 2
Step-by-step explanation:
Given
Step 1: 
Step 2: 
Step 3: 
Step 4: 
Required
Where did Viet made an error?
The step 1 indicates the original question.

To get to step 2, we have to subtract 4 from both sides of the equation.


However, the above expression is different from Viet's evaluation.
<em>Hence, we can conclude that Viet made an error in step 2</em>