The percentage change in house prices between 2017 and 2018 is -1.13%.
Percentage can be described as a fraction of a number expressed as a number out of hundred. The sign used to represent percentages is %.
In order to determine the percentage change in average house price, the difference between average housing pricing in 2018 and 2017 would be divided by the average house price in 2017 and the result would be multiplied by 100.
Percentage change = [(£469538 - £474902) / £474902] x 100 = -1.13%
To learn more about percentages, please check: brainly.com/question/25764815
Answer: 
Step-by-step explanation:
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