It is possible to calculate a formula with a variable.

Enter functions from the keyboard that appears when you press the button shown below.

Calculate by pressing the “EXE” key. It will ask for the value of the ​variables, so please enter them.

(Example)

ANS=X＋Y

X=?　1

Y=?   10

ANS=11

Variables can include letters and numbers (no more than 20 digits), and must always start with a letter. 

□ Calculating a formula that includes a variable