Article snapshot taken from Wikipedia with creative commons attribution-sharealike license.
Give it a read and then ask your questions in the chat.
We can research this topic together.
In 1988, part of the constituency was carved out to form Hougang Single Member Constituency. It was also renamed as Punggol Single Member Constituency (SMC) as part of Singapore's political reforms.
Note : Elections Department Singapore do not include rejected votes for calculation of candidate's vote share. Hence, the total of all candidates' vote share will be 100%.