Watch this video and learn how to count in steps of 100 using a number line and a place value chart. When you count up and down in hundreds, it is just like when you count in tens. Only this time ...

Watch this video and learn how to count in steps of 100 using a number line and a place value chart. When you count up and down in hundreds, it is just like when you count in tens. Only this time ...

As the polls closed in South Dakota on Tuesday night, the long work of counting hundreds of thousands of votes began in earnest across the state. By midday Wednesday, 65 of the state's 66 counties ...