Calculated Industries 4020 - Memory Clearing and Recall

POCKET REFERENCE GUIDE — 19
Memory is semi-permanent, clearing only
when you:
1) turn off the calculator;
2) press ® ®;
3) press Ç ®;
4) press Ç x
(Clear All) .
When Memory is recalled (® µ),
consecutive presses of µ will display
the calculated average and total count of
the accumulated values.
Example:
KEYSTROKE DISPLAY
3 5 5 µ M+ 355.
2 5 5 µ M+ 255.
7 4 5 Ç µ (M-) M- 745.
® µ TTL – 135.
µ AVG – 45.
µ CNT 3.
® ® M+ – 135.
M
M
M
STORED
M
M
M