Tool · Last updated May 14, 2026

Subtract Business Days

Useful for prep windows, prior checkpoints, and backdated planning.

Weekends are skipped. Public holidays are not removed automatically.

Fast answer

Move a date backward by weekdays only.

Best for

Prep windows, checkpoints, and backdated planning.

Check

Weekends are skipped, holidays are not.

Tool How it works Gotchas Quick answers Related pages

Result

Run the tool to see the answer here.

Quick take

Move a date backward by weekdays only.

How it works

Three quick actions, no wall of instructions.

01

Pick the base date

Choose the date you want to move back from.

02

Set the offset

Enter the number of business days to remove.

03

Confirm the result

Use it as the prior checkpoint or prep date.

Sample input

Starting date 2026-05-13
Business days to subtract 5

Sample output

2026-05-06

Gotchas

Watch out

Assuming holiday rules are included automatically.

Watch out

Using it for a plain calendar-day subtraction.

Watch out

Forgetting that the result depends on the business-day policy you follow.

Quick answers

Short answers for the edge cases people usually ask about.

What does this do?

Adds or subtracts a date offset.

When should I use business-day mode?

When weekends should stay out of the result.

What should I verify?

Month-end rollovers and the direction you chose.