Rewrite the mixed numbers with equivalent fractions with the same denominator. The LCM of 5 and 4 is 20, this is the denominator. Dividing by ... and vice versa. You can write any integer, or ...

just as we would always do with column addition and subtraction! Image caption, To begin the division, we divide the first number of the dividend by the divisor. 1 cannot be divided so you divide ...