"This is the best, they say, 100-day start of any president in history, and everyone is saying it," he said at a Tuesday rally in Michigan.

Presidential job approval ratings are one of the few metrics consistently and similarly measured in nearly all major public polls. An average of recent polls can often paint a more reliable picture of how the public views the president than a single poll can.

President Donald Trump's currant approval numbers shifting as he reaches 100 days on the job. Here's what latest polls show now and why they changed