I understand that there are many newbies, like me, of crypto world and alt coins on Steemit that may not know this and may end up paying too much when purchasing alt-coins.
To ensure you are getting the best price possible, check the coin market cap ‘Markets’ tab to see which combination and marketplace offers the best price.
For example, CoEvals below are trading at considerably different prices for different pairs and exchanges.
Another example for BTC pairs:
Knowing this information may help you save a lot of heartache later.