Teach your children 4th grade math skills like fractions, multiplication and division. In fourth grade, students learn to solve multi-step word problems and deepen their understanding of fractions.

The common denominator model, while not really a picture, demonstrates that the same rules apply to multiplication and division with fractions. It also shows why “invert and multiply” works.

Still, be sure to also teach students the common denominator approach, since they don’t need to flip and multiply fractions in order to divide and conquer them.

Take a look at some square and cube numbers and learn the pattern that they follow. What is column addition? Number columns allow you to quickly add up numbers, ... How to multiply fractions.