wii fit free run cal. burn VS jogging in place cal burn....B

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Hi Im new to the MFP and Ive been tring to see which activity has the highest cal. burn. I did the wii fit free run for 10 min. and MFP said that I only burned 60 cal. when running in place is the same thing and that burns over 100 cals for 10 min. Can some one help me understand that.