Hector keep close tabs on his bank account. His account had a balance of -$22.80. The next day, he made a deposit of $56.60. His account balance changed to $.

56.6 - 22.8 = ?

-$22.80 + $56.60 = $33.80

To find out Hector's new account balance, we need to add his previous balance to the deposit he made. Here's how you can calculate it step by step:

1. Start with Hector's previous balance, which is -$22.80.
2. Add his deposit of $56.60 to the previous balance: -$22.80 + $56.60 = $33.80.

So, Hector's new account balance is $33.80.