PART 4: History and memories

Part 4: the calculator's memory. It remembers your earlier calculations, the last two answers, nine variables, and a running total.

▶ Watch this step in the video (20:24)

Earlier calculations: ▲ and ▼

Replay: edit the last calculation

Ans: the last answer

PreAns: the answer before the last one

Variables A, B, C, D, E, F, X and Y

Memory M: a running total

Clearing the memories