Lesson 4: Multiply and divide by a double digit number

Here is a PDF version of the lesson.

Here is a PDF version of the workbook containing lots of practice.

In this lesson you will learn and practice how to multiply any number by a two-digit number vertically.

You will also learn how to divide any number by a two-digit number using long division. 

For example, how to divide 345 by 21.

You will once again understand the importance of the place value of digits within each number.

In this lesson you will also discover division with a remainder.

A remainder is what is left over when two numbers do not divide evenly.

You will also learn divisibility rules (indicators) and see why they are important.