you divide the required size by the existing size. So, you would divide 100 cubic inches by 128 cubic inches. This gives you ...

This helps in deciding what an appropriate unit might be, given the size of the quantity being ... Multiply the distance (3 metres) by the conversion factor (100). 3 × 100 = 300.

Objects can be measured in different units, depending on their size. It is important to know the conversions between metric units. When you are converting one type of unit to another you need to ...