HP 300s Scientific Calculator - Manual (Page 30)

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
Using Multi-statements in Calculations
You can use the colon character (:) to connect two or more
expressions and execute them in sequence from left to right
when you press
 .
Example: To create a multi-statement that performs the
following calculations: 3 + 3 and 3
✕ 3.

     (:)   

“Disp” indicates this is an intermediate result of a multi-
statement.

Using Calculation History Memory and
Replay (COMP)
Calculation history memory maintains a record of each
calculation expression you input and execute, and its result.
You can use calculation history memory in only the COMP
Mode (
  ).
Recalling Calculation History Memory
Contents
Press  to back-step through calculation history memory
contents. Calculation history memory shows both calculation
expressions and results.
Example: