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Calculating Age

Published: Oct 19, 2026 | Updated: Oct 19, 2026 | About (Japanese)

Key points
  • Enter birth date and today
  • Choose Y
  • Copy it

Choosing Y in DATEDIF Builder gives a formula for age in full years.

Steps

  1. Enter birth date and today
  2. Choose Y
  3. Copy it
You can also use TODAY() for the end date.
Use "Build a DATEDIF Formula" (free)

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