MC clear memory

MR recall number stored in memory

MS store number in memory

M+ add number to memory

Clear set displayed number to zero

CE abandon operation and set displayed number to zero

+/- change sign of number

+ add two numbers (e.g. 5 + 4 = 9)

- subtract two numbers (e.g. 5 - 4 = 1)

× multiply two numbers (e.g. 5 × 2 = 10)

% calculate percentage (e.g. 50 × 20% = 10 or 20% × 50 = 10)

÷ divide two numbers (e.g. 15 ÷ 3 = 5)

reciprocal of the number

square

: multiplies a given number with itself

= get result