So you need to break it down further and think about the Roman numerals you can choose from. 70 can be partitioned into 50 and two 10s. 7 can be partitioned further into 5 and two 1s. These values ...
L represents 50, and since the I (one) comes before the X (10), that is an subtraction problem. "The Roman numerals were adopted to clarify any confusion that may occur because the NFL ...