The Australian Dollar came into use in 1966. Before that, Australia followed the old British-style money system with pounds, shillings, and pence. It worked, but it was not easy for everyday calculations. Prices and accounts often needed extra conversion, which confused people and slowed bookkeeping.

To make things simpler, Australia switched to a decimal system. From that point, one dollar equalled one hundred cents. This made pricing, billing, and accounting much easier for shops, banks, and households. It also brought Australia in line with other countries already using decimal currencies..

In the early years, the Australian Dollar was tied to other major currencies at fixed rates. Its value did not move freely in the market. Over time, as global trade and finance grew, this system became less practical. In 1983, Australia changed to a floating exchange rate. This means the value of AUD is now decided by market demand and supply. If demand rises, the currency may strengthen. If demand falls, it may weaken. Rates now move daily based on global trading activity..

Australia exports large amounts of minerals and natural resources. Because of that, global commodity prices often influence the currency. When resource demand is strong, AUD may rise. When global demand slows, it may soften..

The Reserve Bank of Australia is the country's central bank. It looks after monetary policy and works to keep the financial system stable. It does not directly set the exchange rate for AUD. Instead, its interest rate decisions influence loans, investments, and money flows, and all these factors, in turn, affect currency demand and movement..

Today, the Australian Dollar is widely traded around the world. Banks and money transfer platforms quote it actively, which helps keep exchange pricing visible for people sending money abroad. Australia was also one of the first countries to introduce polymer banknotes, which last longer and are harder to fake..

With online transfer services now common, sending AUD across borders has become quicker and more transparent than the old counter-based methods.