To multiply fractions, first convert any mixed fractions to improper fractions. Then, multiply the numerators across to get the answer numerator. Do the same thing for the denominators, multiplying the two values across to get the answer fraction s denominator. Reduce, and if the answer is improper, turn it into a mixed fraction.
When you start teaching division to your child you should introduce division as being a sharing operation where objects are shared (or divided) into a number of groups of equal number.