Students interpret scores from a gymnastics competition, written to two decimal places, finding the lowest and highest scores and ordering sets of four numbers.
From two different street sign pictures and their enlargements, students are to identify the scale factor of each enlargement and either a missing length or the missing factor when enlarging the area.
Explain how to test if a solution is an acid or not, and describe and explain what happens if rusty nails are put in an acid. Assessment focus: acid reactions.
Using given times for sprinting and given weights of fish, students order the decimal numbers to give the fastest three times and the three heaviest fish.