Answer:

if you don't its still right though
Step-by-step explanation:
only if you don't simplyfy if you do then just subtract and you will get a another answer which both are right
W is equal to 19/4 or 4.75
Hope this helps! :)
The answer is one, because the number seven in the hundredths column is greater than five so you round the nine up to 1.0.