Based on the table, what is the total number of pupils who play football and how many fewer Year 6 pupils play tennis than football?

$$\text{Total Football} = 264\,000 + 288\,500$$ $$\text{Total Football} = 552\,500$$

The total number of pupils who play football is $\boxed{\text{552,500}}$.

$$\text{Difference} = 288\,500 - 54\,450$$ $$\text{Difference} = 234\,050$$

There are $\boxed{\text{234,050}}$ fewer Year 6 pupils who play tennis than football.