It is quicker and easier than using a ruler, as you have to check the numbers each time you move it and the ruler slips easily.
(It; is; quicker and easier than using a ruler) (the ruler; slips easily; ) (you; to check; the numbers; T:each time you move it and the ruler slips easily.) (you; move; it; T:each time)
It the ruler you you
is slips easily to check move
quicker and easier than using a ruler
the numbers T:each time you move it and the ruler slips easily.
it T:each time