What does counting on mean in math?

Jenny borrowed 500 for five years at 4 percent interest compounded annually what is the total aoue will have paid wen she pays off the loan? How many hours is 930 am to 430 pm? What are the 25 first composite numbers? What is the value of two thousand twenty three? What is 80 percent of 105? How many decimal places of pi have been calculated 1999? What is 87 divided by evenly? What does -12 - 7 equal? How many bricks would you need if the area of a wall is 200 square feet and one brick is 4 9? What is the area of a circle when the diameter is 5? How do you square frame walls? What is the use of math in business? Explain why even when you finished running a race you still carry on breathing more quickly and deeply than usual for several minutes? How to write 238 542 650 001 in expanded form? What are all the Prime Factorizations of numbers under 100? What did Karen smith the mathematician do for math? How important are whole numbers? What does 6 meter equal to a cm? What were some of the lessons Gandhi took from the New Testament? One psi makes a column of mercury rise how many feet?