I'm the operator
with my pocket calculator
I'm the operator
with my pocket calculator
 
I am adding and subtracting
I'm controlling and composing
 
I'm the operator
with my pocket calculator
I'm the operator
with my pocket calculator
 
I am adding and subtracting
I'm controlling and composing
By pressing down a special key
It plays a little melody
By pressing down a special key
It plays a little melody
 
I'm the operator
with my pocket calculator
I'm the operator
with my pocket calculator