Description of Figure 1: A bar chart showing the average attainment in the Numeracy (Procedural) assessments of the cohort of pupils who were in Year 3, 6, or 9 in 2018/19, 2020/21 and 2021/22.
Disgrifiad o Ffigur 1: Siart far sy'n dangos cyrhaeddiad cyfartalog asesiadau Rhifedd (Gweithdrefnol) y garfan o ddisgyblion a oedd ym Mlynyddoedd 3, 6, neu 9 yn 2018/19, 2020/21 a 2021/22.