Correct

跌幅

/ diēfú / 
Strokes

Definition

decline (in value)/extent of a drop

Example

As a Noun

range/margin of drop; volume of decrease

1
Zuórì
昨日
fángjià
房价
dà
大
diē
跌
  
,
diēfú
跌幅
dá
达
10  
10%
  
。

Yesterday saw a sharp fall in house prices, with a drop of 10 per cent.