Mathdoku This page is incomplete. For now, jump to a random mathdoku puzzle. Jan 1, 201110+9+2÷13+4−2÷20×7+3÷1−24×36×25×2−2÷Average – 6×6Jan 5, 20111−15×48×2÷3−6×1−3÷15+30×1−15+5+3÷7+2÷Average – 6×6