If a person had LE and spent 225 piasters, find the ratio between the amount of money left and spent in the simplest form.
Step 1: Find the amount of money the man has left.
Convert the pounds to piastres to subtract.
Step 2: Find the ratio between the amount of money left and the amount of money spent.
It is important that both sides of the ratio use the same unit. In the ratio below, both sides of the ratio tell the number of piastres.
To simplify, divide both sides of the ratio by the same number.