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Weight Loss Calorie Calculator

Result

Calculated result -729.3333333333 Based on the values entered.
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Weight Loss Calorie Calculator — free online calculator.

Formula

Daily Deficit = (Weight to Lose × 7700) ÷ (Weeks × 7); Target Calories = TDEE − Daily Deficit
  • Weight Loss Calorie Calculator calculates its result from Weight To Lose, Weeks, Tdee. It uses the formula Daily Deficit = (Weight to Lose × 7700) ÷ (Weeks × 7); Target Calories = TDEE − Daily Deficit. Change any input to recalculate the result instantly. This is an informational calculation and is not medical advice.
  • The main inputs are Weight To Lose, Weeks, Tdee. Enter them in the units and format shown in the calculator.
  • Use the measurement units shown beside each field. The result is an estimate and should be interpreted in context.
  • Changing any input above recalculates the result with the same calculation engine used by this page.

Example: Weight Loss Calorie

Inputs
  • Weight To Lose: 2
  • Weeks: 3
  • Tdee: 4

Using Weight To Lose = 2, Weeks = 3, Tdee = 4, the calculated result is -729.3333333333.

Sample result: Calculating…

Frequently asked questions

What does the Weight Loss Calorie calculate?

Weight Loss Calorie Calculator — free online calculator.

Which values should I enter?

Enter Weight To Lose, Weeks, Tdee using the units and format shown beside each field.

What formula does this calculator use?

The calculator uses the following relationship: Daily Deficit = (Weight to Lose × 7700) ÷ (Weeks × 7); Target Calories = TDEE − Daily Deficit.

Why might my result differ from another source?

Results can differ because measurement methods, rounding and assumptions vary. This calculator is an estimate and is not a medical diagnosis.

Does the result update automatically?

Yes. Changing an input updates the result using the same calculation engine shown on this page.

Page information

Updated: October 7, 2026