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General
Pregnancy Due Date Calculator
Estimate your baby's due date and track remaining days using the first day of your Last Menstrual Period (LMP).
Inputs
2,0202,100
112
131
Calculation Results
Due Date Year
2,026
Due Date Month
10
Due Date Day
8
Days Until Due Date
112 days
Formula & Mathematical Explanation
Standard medical estimation adds 40 weeks (280 days) to the first day of the last menstrual period, corresponding to the average gestational period.
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