Question: 45 nickels is how many dollars?
Answer: First, calculate how many cents there are in 45 nickels by multiplying 45 by 5, and then divide that result by 100 cents to get the answer. Note: We multiplied 45 by 5, because there are 5 cents in a nickel, and we divided 225 by 100, because there are 100 cents in a dollar.