How to scaffold algebraic thinking in teaching integers

One way to make algebra make sense to students is to show where those mathematics objects (e.g. algebraic expressions/equations/formula) come from. It will even makes sense more to students if

Teaching negative numbers via the numberline with a twist

One popular way of introducing the negative numbers is through the number line. Most textbooks start with the whole number on the number line and then show to the students

Who says subtracting integers is difficult?

Subtracting integers should not be difficult for most if they make sense to them. In first grade, pupils learn that 100 – 92 means take away 92 from 100. The

Teaching positive and negative numbers

A popular approach for teaching numbers is to use it to describe a property of an object or a set of object. For example, numbers are used to describe the