VC2M3M01

identify which metric units are used to measure everyday items; use measurements of familiar items and known units to make estimates

• examining the packaging on supermarket items to determine the metric unit used to describe the mass or volume of the contents
• identifying items that have a mass of one kilogram or 500 grams, or a capacity of one litre or 500 millilitres, and using these benchmarks to estimate the mass or capacity of other things, explaining their reasoning
• estimating the height of a tree by comparing it to the height of their friend and quoting the result as ‘The tree is about 3 times as tall’; and estimating the capacity of a fish tank by using a litre milk carton as a benchmark
• choosing and using metres to estimate the dimensions of the classroom