Answer :
Hello!
First, the account has $675.44.
The exercise informs us that the value change is -$168.49, so we have to subtract this value from the original value, look:
So, now account B has $506.95.

Hello!
First, the account has $675.44.
The exercise informs us that the value change is -$168.49, so we have to subtract this value from the original value, look:
So, now account B has $506.95.