★★★☆ Hard

Logic Line 144

Digit drift #144

The question

What is the sum of the digits of 21904?

Hints

Answer

More Logic lab Puzzles

Logic lab

Clock Hands

Align both hands with minimal adjustment.

Medium Logic lab

Logic Line 192

Digit drift #192

Hard Logic lab

Logic Line 051

Digit drift #051

Hard Logic lab

Logic Line 180

Digit drift #180

Hard