Reuse Ans and store variables

Press these keys

Walkthrough

1. 1
   Reuse the last answer

   Press 2nd → (−) (Ans), or begin an operation immediately after an answer.

2. 2
   Store

   Enter a value, press STO→, press ALPHA and a letter, then ENTER.

3. 3
   Recall

   Press ALPHA and the same letter wherever the value is needed.

Worked example