That is, in order to minimize the risks of a drop in the price of a coin on 1 exchange, will the purchase be carried out in equal shares on several exchanges?
The algorithm divides the orders and places them in parts on different exchanges
In addition, each exchange will want to receive a commission from the transaction. Will the trade commission be too big?
You are not quite right. Commission fees are% of transaction.
Therefore, no matter how many exchanges the purchase or sale of coins takes place