Math is a science of dealing with the logic of quantity, shape, and arrangement. It started way back in history. The earliest use of math was in trading, land measurement, painting, and weaving patterns. Math actually coordinates all of the basic learning skills of many subjects such as comprehension, application, and technicalities.
You may want to let them try and work out how long it will take you to travel somewhere when you get in the car, by telling them what speed you'll be traveling and how far away your destination is.