Math can be used in a lot of ways, one example is building a house. That includes math because you need to know what the perimeter is of the land you have around where you are going to build something.
Science needs math because you need to know the amount of chemicals you need to be in the experiment.
Math is filled with lots of fun because there is so many things you can do in math. Also math is very important. It is important because you will need to know math for when you get a job.