C(+/-)
V(M+)
B(M-)
N(MR)
M(MC)
?*(AC)
(CE)
Changes the sign of the number
on the screen to negative or
positive.
Adds the currently displayed
value to the number stored in the
memory.
Subtracts the currently displayed
value from the number stored in
memory.
Recalls the number stored in the
memory.
Clears the number stored in
memory.
Clears the calculator.
Clears the current value but
maintains the operation.
Performs an operation.
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