plus

+

minus

−

times

×

divided by

÷

percent

%

equals

=

does not equal

≠

approximately equal to

≈

less than

<

greater than

>

less than or equal to

≤

greater than or equal to

≥

similar

∼

square root

√

cube root

³√

positive

⁺

negative

⁻

power to

∧

pi

π

infinity

∞

degrees

°

plus or minus

±

Parallel to

‖

perpendicular to

⊥

|x|

absolute value of x

∠A

angle A

∆ABC

Triangle ABC

8ⁿ

eight to the power of n