Go through the activities in the learning powerpoint. Main concept: comparing two groups of objects (count groups one, count group two/three, and then compare them using the stem sentences (mathematical language) or more than, less than, equal to, most, least, and the associated symbols >, <, =).
Blue and Purple, Red and Green: Comparing dienes writing greater than, less than or equal to as well as the associated symbols.
Yellow: Comparing dienes greater than less than in the middle. Use Dienes to support.
Challenge: Comparing Dienes with numbers game open this linl: https://mathsframe.co.uk/en/resources/resource/574/Comparing-Numbers-using-Dienes