Hello, I’m Mr McPartlin, and together we are going to explore using a number line to 100 and to 1000. A number line is a line with marked intervals on it. Often there are numbers placed on the line.

Addition & subtraction strategies to solve two-digit equations using an open number line. In this lesson, students go over using different addition and subtraction strategies to solve two-digit ...

But a pair of dancing trousers only last for 5 performances. How many trousers is Mick going to need, Suki? To divide using the line method you can count how many jumps of five you need to take along ...