Mathematical Dominoes product

Mathematical Dominoes 1-100, 200x80x35, adding-subtraction, multiplication-division, calculations 1-100, includes 24 brick/48 calculations, cardboard box.Each piece has a simple arithmetic problem on either side involving two numbers. The game begins by a player laying down a piece with a complete solution. The answer forms the missing first number of the next problem on either side of another piece, denoted by dots. The game continues with each piece being laid down sequentially to form the answer to the problem on a previous piece.