5
CALCULATOR FUNCTIONS
Type of
Calculation
Example
Key combination
Display
Addition and
Subtraction
123 + 456 – 789
123 + 456 –
789 =
–210
Multiplica-
tion
45.6 x 7.89
45. 6 x 7.89 = 359.784
Division
3 ÷ 4
3 ÷ 4 = 0.75
Calculat-
ing with a
constant
1) 12 x 9
12 x 8
12 x 9 =
8 =
108
96
2) 32 ÷ 2
28 ÷ 2
32 ÷ 2 =
28 =
16
14
3) 2 + 9
6 + 9
2 + 9 =
6 =
11
15
4) 8 – 3
7 – 3
8 – 3 =
7 =
5
4
Percentages 1) 20 % of 150
150 x 20 % 30
2) 9 = ? % x 36
9 ÷ 36 % 25
3) 200 + 10 %
200 + 10 % 220
4) 500 – 20 %
500 – 20 % 400
Square/
Cube calcu-
lations
1) 2 3
2 x = = 8
2) (4 3)2
4 x = = x = 4096
Chains
1) (–25 x 40) +100 x 1
9 2
25 +/- x 40 + 100
÷ 9 ÷ 2 = –50
2) (7 + 9) x 12 – 8
7 + 9 x 12
– 8 =
184
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