Subtracting integers using numberline – why it doesn’t help the learning

I have reasons to suspect that for a good percentage of students, the end of their mathematics career begin when they are introduced to subtracting integers. Well, for some, it’s

What is an integer?

Here are some ideas pupils need to learn about integers: •A number represents a quantity. An integer is a type of number. An integer represents a quantity. •Integers are useful

What pupils think about the equal sign

I gave a set of questions to a group of Grade 6 and 7 pupils in a public school. Here are two of the questions: Question 1: 173 + 49 =