A directory of useful objects found on the web for teaching Maths.

Browsing by The Australian Curriculum

Multiply decimals by whole numbers and perform divisions that result in terminating decimals, with and without digital technologies (ACMNA129)
* interpreting and representing the remainder in division calculations, including nonintegral remainders, appropriate to the context (for example understanding that the result of 6.5 ÷ 4 is sensibly expressed as 1.625km if the context involves dividing a 6.5km running course into four equal legs; $1.63 if it represents the price of one item where four sell for $6.50)