Calculator
✔
To turn on/off
1
2
Press [
Calculator/Select Ring
]
●
Green lights come on, calculator is on, and
display shows [
CALC.00
]
Press [
Calculator/Select_Ring
] again
●
Green light goes off and calculator is off
To add, subtract, multiply,
or divide
1
2
3
4
Enter a number with the dial pad
Press one of these: [
+
], [
-
], [
x
], or [
÷
]
Repeat Steps 1 and 2 as necessary
Press [
=
]
To record a displayed
number in memory
To add a displayed
number to memory
1
Press
[
M
]
1
Press
[
M +
]
To subtract a displayed
number from memory
1
2
Press [
+ / -
]
Press [
M +
]
To recall the memory
1
Press [
M R
]
To clear the memory
1
2
3
Press [
=
]
Press [
C / C E
]
Press [
M
]
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