21.1. Arithmetics
Listed below are the arithmetic operations and functions available in the app.
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Symbols/Keys
Buttons +
-
×
÷
/
%
(
)
[
]
<
>
>
<
.
=
●
bin
hex
oct
dec
E
floor
ceil
trunc
lcm
gcd
mod
frac
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Meaning/Functions
Uses/Codes Open parenthesis (used for enclosing arguments)
Open Bracket (used for entering matrix, base, subscript, etc.)
Closed bracket (used for indices, log base, matrix, etc.)
Equals sign
Dot key (used for multiplication)
Binary (used to convert decimal to binary - answer is coded as "0b")
Hexadecimal (used to convert decimal to hexadecimal - answer is coded as "0x")
Octal (used to convert decimal to octal - answer is coded as "0o")
Exponent (used for scientific or engineering notation - base 10)
Floor (used to find the largest integer not greater than a number, x)
Ceiling (used to find the smallest integer not less than a number, x)
Truncate (used to chop off the decimal digits of a real number, x)
Modulo (used to find the remainder when a number is divided by another number)
Fraction (used to find the fractional part of a number)
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