Yes ,dancing is a kind of aerobic exercises which includes in cardiovascular exercises. Depends on dance style and form, weight of an individual and also on a physical fitness of an individual as calorie burning will depends on these factors. The more vigorous you dance, more the calorie you will burn.Also, its not necessary that you need to do a perfect dance but its just that we need to move around using all parts of our body. So if you are a dancer or love to dance then go ahead with some crazy steps and open your door to burn more calories.