CalcuDoku
Sudoku meets arithmetic.
Fill in 1–N so each number appears once per row and column. Each cage (bold outline) must reach the corner number using the given operation (+, −, ×, ÷).
90×10+8+120×144×180×9+15+2×36×8+
Sudoku meets arithmetic.
Fill in 1–N so each number appears once per row and column. Each cage (bold outline) must reach the corner number using the given operation (+, −, ×, ÷).