When you divide 1500 by 100, you are essentially asking how many times 100 can fit into 1500. The answer is 15, as 100 goes into 1500 fifteen times evenly. This is because 100 multiplied by 15 equals 1500.
Oh, dude, that's like basic math 101. 1500 divided by 100 is 15. It's like, you just move the decimal two places to the left and voila, you got your answer. Easy peasy lemon squeezy.