How many calories do i need to burn a day to lose 20 pounds in 2 1/2 months?

How many calories do i need to burn a day to lose 20 pounds in 2 1/2 months. I will be eating about 1, 600 calories a day so how many calories do i need to burn a day?
Thanks im 5ft 10 inches and i weigh 190 and im 14 years old.
Thanks!

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3 Responses to “How many calories do i need to burn a day to lose 20 pounds in 2 1/2 months?”

  1. max said:

    1 pound is 3500 calories so 20 pounds is 70,000 calories and over 77 days roughly means about 910 calories per day. So if you diet and eat 500 calories less then average, which is 2000, you would only need to burn another 410 which is like running 3 miles at 6 or 7 miles per hour.

  2. gretch said:

    you need a calorie deficit of 3500 cals a week in order to lose one pound a week. you do the math.

  3. dd k said:

    Get real and go for a pound per week.




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