Pocket Calculator

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