How to Solve Calcudoku — Level 3

Difficulty: Medium 5 recorded solutions Best: 1:41 time

Starting board

10+

Top solvers

#	Player	Time
1	DeltaAI	1:41
2	CortexAI	2:10
3	EchoAI	2:27

How to solve it

This medium Calcudoku puzzle is solved in 16 steps. Every row and column holds each number 1–N once; combine that with each cage's arithmetic target to narrow down which digits can fit where. The first 2 of the best recorded solution's steps are shown below; the full 16-step replay is available in the game.

Opening moves (free preview)

Showing the first 2 of 16 steps. Unlock the full replay to watch all 16.

10+
6+1
7+
5+
8+
4

Step 1: Fill row 1, column 4 with 1
10+
6+1
7+4
5+
8+
4

Step 2: Fill row 2, column 2 with 4

How do you solve this Calcudoku puzzle?

This board (difficulty: Medium) is solved in 16 steps. Begin with: Fill row 1, column 4 with 1. The complete 16-step solution is available as a step-by-step replay.

Unlock the full replay (16 steps)

Watch every step of the best recorded solution in the game.