How do you solve percentage of a number for example, I bought a dress for $150 but I received a 20% discount. What was my ending balance?

Jasper decided to save $100 at the end of each month for a year and deposit it in a bank account that earns an annual interest rate of 0.3%, compounded monthly.

Barry's house has 4 windows that he is planning to replace to improve energy efficiency. The width of each window is between 3.3 and 3.7 ft, and the length of each window is between 3.7 and 4.1 ft.

Is 7 1/5 written as a percent

A brownie recipe requires three and one third cups of sugar to one cup of chocolate chips. If three and three quarters cups of sugar is used, what quantity of chocolate chips will be needed, according to the recipe?

5 1/2 + 8 2/5 + 8 1/4=

The composite figure is made up of two congruent rectangular pyramids joined at their bases. What is the total volume of the composite figure? units3

What is 7,782 rounded to the nearest hundred

Find the slope between (1, 1) and (8, 7)

Can 72 hundredths be reduced?

There are 3 fish tanks. One has 9 fish. One has 11 fish. One has 13 fish. How do I get same number of fish in each tank?