The Cash Flow Diagram - HP 12c Solutions Handbook

The cash flow diagram looks like this:
PV
= - 1023.25
Keystrokes
CLEAR
50
5.5
1023.25
5
Now suppose that at the beginning of the 6th month you withdrew $80.
What is the new balance?
Keystrokes
80
You increase your monthly deposit to $65. How much will you have in 3
months?
The cash flow diagram looks like this:
1 2
-50 -50
Display
1,299.22
Display
1,219.22
3 4
-50 -50
Amount in account.
New balance.
40
FV
= ?
5
-50