Strike Sum
Strike out numbers so the numbers left in each row, column and the long diagonal add up to their targets. A new puzzle every day at four levels, each with exactly one solution you reach by logic, never by guessing.
How to play
Strike out numbers so that the numbers left in each row, each column and the long diagonal add up to the target at its end. Tap once to strike, again to mark a number you keep, again to clear. Full guide →