solve problems involving time zones in Australia and in neighbouring nations, making any necessary allowances for daylight saving, including seasonal time systems used by Aboriginal peoples and Torres Strait Islander peoples
3.4.2.5
solve problems involving GMT, International Date Line and UTC
3.4.2.6
calculate time differences between two places on Earth
3.4.2.8
solve problems relating to travelling east and west incorporating time zone changes, such as preparing an itinerary for an overseas holiday with corresponding times