Choose the numbers 5, 6, 7 and 8 to form the multiplication formula of two digit by two digit to maximize the product Select the numbers 5, 6, 7 and 8 to form the multiplication formula of two digit by two digit, 1. Product maximum () * () = () 2, product minimum: () 8 () = ()

Choose the numbers 5, 6, 7 and 8 to form the multiplication formula of two digit by two digit to maximize the product Select the numbers 5, 6, 7 and 8 to form the multiplication formula of two digit by two digit, 1. Product maximum () * () = () 2, product minimum: () 8 () = ()

Maximum product (86) * (75) = (6450)
Minimum product: (57) * (68) = (3876)