Performing Basic Calculations
Addition and Subtraction
DECIMAL = +, PRINTER = IC, ROUND = 5/4
Press
2 1241 9
395 .
R
540 9
Q
Multiplication and Division
DECIMAL = F, PRINTER = ON, ROUND = 5/4
Press
2 11.32 ?
6 O '
2 3
2
2.5
= 6.25
Squares
Press
2 2.5 ? 3
1/25 = 0.04
Reciprocals
Press
2 25 ' 3 3
12.41 – 3.95 + 5.40 = 13.86
Display
12.41
8.46
002
8.46
13.86
003
13.86
11.32 Q (–6) P 2 = –33.96
Display
11.32
–67.92
–33.96
Display
6.25
Display
0.04
5
Print
12.41
+
3.95
–
U
8.46
5.40
+
∗
13.86
Print
Q
11.32
6. –P
2.
=
33.96 –∗
Print
Q
2.5
2.5
=
∗
6.25
Print
P
25.
25.
=
∗
1.
1.
=
∗
0.04