Once the articles of impeachment are drafted, the 40 members on the House Judiciary Committee voted over whether bring them to the full House of Representatives.
A simple majority vote is needed, in this case, which means 21 congresspeople voting yay are needed in this phase.
HOUSE VOTE: 218
Once the articles make it out of the judiciary committee, the 435 members of the House of Representatives debate the merits of the articles of impeachment.
In this phase, a simple majority is needed again to continue the impeachment process, which means 218 representatives would have to vote yay in order to confirm impeachment.
SENATE TRIAL: 67 to remove from office
A D by the name means vote YES, unless they realize that they will end up with egg (or worse) on their faces.