Multiplying: 10's, 100's, 1000's

This week in Math, we figured out the trick of multiplying in tens, hundreds, and thousands. We then created posters, to show our learning. We understand that 'x' means groups of, and that adding the zero's can also be another way to get us the answer in multiplying. After reading how you can do this, try answering the 3 bottom questions if you can understand.