Depends on how long you do them for. But not much.
You don't burn much, but certainly about a good 20 to 50 calories.
200 calories.
300 calories in a 20-30 min non-stop session.
20 calories per 100 crunches, if you're doing them correctly.
Both running and walking burn about 100 calories per mile
As long as you are familiar with correct technique while doing the exercise, it's very possible to burn 20 calories a minute!!
Around 20 - 40 per hour
about 20
3500 calories are a pound It really depend on your weight and what kind of swimming you do. If you have 180 lbs you swim for pleasure you will burn about 4.3 calories per minute which is 86 calories per 20 minutes. If you have 117 lbs you will burn about 4.7 calories per minute which is 94 calories per 20 minutes. If you have 125 to 128 you will burn around 5.0 calories per minute which is a 100 calories
Approximately 20 calories per minute, if you jump quickly.
20 minutes is around about 1 mars bar
A perfectly performed plank - held for 60 seconds - will burn between 15 and 20 calories (according to Wii Fit Plus).