GCSE Secondary Maths Age 13-17 - Number: Upper and lower bounds - Explained

The video tutorial explains how to determine upper and lower bounds for given values, using p and q as examples. It covers calculating the lower bound for p and the upper bound for r, emphasizing the importance of understanding rounding and midpoints. The tutorial provides step-by-step guidance, highlights common student errors, and offers advice on using number lines for accuracy.

What is the value of p as mentioned in the text?

Explain how to determine the lower bound for p.

What is the lower bound for p?

How do you calculate the upper bound for r?

What is the largest possible value for p as per the text?

What is the smallest value of q that should be used to find the upper bound for r?

What is the final answer for r as calculated in the text?