You need to use a measuring tape and marker to prepare to make cuts on a long board.
If you want to cut the board into 2 equal pieces,
how many marks will you need to put on the board?
If you want to cut the board into 3 equal pieces,
how many marks will you need to put on the board?
If you want to cut the board into 4 equal pieces,
how many marks will you need to put on the board?
If you want to cut the board into 9 equal pieces,
how many marks will you need to put on the board?
You find a scrap piece of wood and decide to turn it into your own measuring tool even though your have a real measuring tape. If you want to make the scrap piece of wood show 10 equal length spaces. How many lines will you need to draw?