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followed by enter. The calculator requires you to input your calculations in computer Braille to ensure all
symbols can be written.
Your Touch will display and read the result of your operation. This number can now be used for another
operation as it is already written in the calculation text field.
The following math symbols and operations are supported by KeyCalc:
Plus, minus, multiply, divided, (, ), decimal point, percent, square root, factorial, power, pi, logarithm,
sine, cosine, tangent, natural logarithm base, factorial.
13.2 General US Braille commands
The following commands are available in the KeyCalc context menu for reference.
Plus: DOTS 3 4 6
Minus: DOTS 3 6
Multiplication: DOTS 1 6
Divided by: DOTS 3 4
Equals: ENTER
Clear: SPACE with DOTS 3 5 6
Decimal point: DOTS 4 6
Percent: DOTS 1 4 6
Square root: SPACE with DOTS 3 4 5
Factorial: SPACE with DOTS 2 3 4 6
Power: SPACE with DOTS 4 5
Pi: SPACE with Y
13.3 General UK Braille commands
Plus: DOTS 2 3 5
Minus: DOTS 3 6
Multiplication: DOTS 3 5
Divided by: DOTS 1 2 3 6 8
Equals: ENTER
Clear: SPACE with DOTS 3 5 6
Decimal point: DOTS 2 5 6
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