Arrays form the basis of one of the most versatile and powerful math tools in late elementary and early algebra. Arrays allow children and adults of all ages and stages to see insights and patterns....

# Tag: elemmath

The area model's true strength is in multiplication. However, division bears a close enough relationship (they are inverse operations) to multiplication that we can use the area model to divide as...

The area model is a tool for organizing multiplication and division problems. The area model helps to ensure that each place value of one factor (one of the numbers being multiplied) is appropriately...

The area model is a powerful visual tool for organizing multi-digit multiplication. It is build on the premise that the area of a rectangle is the length of the rectangle times the width. Thus, when...

Just like no two humans are alike, different students struggle at different points along the path. However, if google searchers are to be believed, fourth grade seems to be a common sticking point...

The Common Core State Standards (CCSS) include eight “Mathematical Practices” that teachers and students are encouraged to use throughout their mathematical lives. These are different from the...