Hi User2021_!
Allow me to assist you with your Home Depot purchases.
The expenses will appear as positive on reports such as Profit and Loss (P&L). It will, however, automatically deduct from your total revenue.
Take a look at the following screenshot as an example:
You'll want to double-check that the transactions are properly classified to avoid discrepancies. I've also included this link if you need help balancing your accounts: Reconcile an account in QuickBooks Online.
Leave a note below if you need more clarifications. Take care!