How can you notify how much calories you hold burn?

I have be dancing alot and I don`t know losing weight. but i stipulation to know how can i tell if i burn calories
And how can i narrate how much calories i burn without a appliance
Are there any websites for free?
or tips?How can you notify how much calories you hold burn?
Use this tool, its free:
http://www.magnetic-diet.com/calc/exerci...
http://www.magnetic-diet.com/calc/daily_...
Read tips on Calorie Burning and Exercise to give support to you more on this site
caloriesperhour.com
it will tell you how frequent calories you need to lose, gain, and aver your weight, and how frequent calories you burned for an excercise, or without excercise basically in a regular day. i love it.
You must be overweight