The opposite of put on could be take off, remove, or divest.
The opposite of "put down" is 'pick up'.
The opposite of "put", or to "put away", would be to "take out". The opposite of "put on", would then of course be to "take off". Usually the opposite revolves around taking something away.
Because the put the opposite #'s on the opposite side
active
It is the Outback. (see related link)
The opposite of "put down" is 'pick up'.
remove/take
To put fractions into opposite fractions, all you have to do is flip it so that the numerator becomes the denominator and the denominator becomes the numerator. This is called a reciprocal. Example: The opposite of 3/5 is 5/3
so they can put you to sleep
put them in opposite cages
The opposite of put on could be take off, remove, or divest.
Nomadic means to roam, so the opposite would be stable, or to stay put (reside) in one place.