The Senate has 76 members. Unlike the House of Representatives, where the Speaker only votes in the event of a tie, all members vote on all matters. Therefore, the magic number to get anything done is 39.
A tied vote (38-38) is lost, so the government must have 39. Once it gets to 39 votes, everyone else has only 37.
On appearances, the new Senate is arithmetically more difficult for the Turnbull government than the one it had to deal with in the 44th Parliament. [Read more…]