Which expression can be used to convert 22 Australian dollars to US dollars?
Assume 1.2 Australian dollars equals 1 US dollar.
$22 AUD ×
$1.20 AUD ×
1 USD=1.20AUD, or the reciprocal of that:
1AUD = 1 / 1.2 =.8333333......USD, so
22AUD x .8333333 =$18 1/3 USD, or
22AUD / 1.2 =$18 1/3 USD