Crosswise
beginnerOn paper, takes two lines, with working under each. Break both numbers instead and it is four pieces to add: . Both ways work, and both are long. Can the zeros give you a new way to multiply, with the answer in one line?
On paper, takes two lines, with working under each. Break both numbers instead and it is four pieces to add: . Both ways work, and both are long. Can the zeros give you a new way to multiply, with the answer in one line?