Math and Booleans of math.

$2+2$

$12-7$

$3**4$

$\frac{20}{4}$

$8\%3$ # The $\%$ sign means MODULUS$($remainder$).3$ will go into $8x$ whole number of times, the remainder is $2.11\%3$ # Still a remainder of $2\mathrm{.}3$ goes into $11$ three whole times, but the remainder is $2.$