When comparing or combining an area or volume it is important to measure the objects using the same units. Without converting the areas into the same unit, it might be difficult to tell, for example, ...

Units from the metric system can be used to describe the mass, volume or length of an object. Mass is measured in grams (g) and kilograms (kg). Volume is measured in millilitres (ml) and litres (l).

Measurement of length mass and online, Metric system capacity Resource pack Twinkl Twinkl online, Converting Units of Capacity Worksheet Teach Starter online, G14a Converting between metric units of ...