BeginnerBasics

Practise: Last Digit

The 6 is already on the board eight times. Where is its last place?

Example 1 of 4

Practice

Mistakes0Hints0Score1,000Time0:00

Your turn first

Where is the 6 missing?

The 6 appears eight times. Find its one missing place. Enter it when you are sure, or compare your idea with the hint.

Last Digit is simple: when a number appears eight times, its ninth copy has one remaining place.

This pattern is the backbone of easy grids. Start one and you will use it within a few moves.

Type the position into the solver and it walks the whole solution, naming the technique behind every step — including this one.

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