value value value firstDigit firstDigit firstPoint operator clear changeSign percent equals Clear CE PercentResult percent Frac1 point Int1 digit1_9 Zero1 digit0 OpEntered operator clearEntry saveOp2Equals saveOp2Equals digit changeSign percent firstDigit Int2 digit1_9 digit Frac2 point percent clearEntry firstDigit firstPoint operator OpEntered operator Zero2 digit0 Int2 digit1_9 Frac2 point fracDigit fracDigit Result equals PercentOp2 percent Div0 operator equals OpEntered CE operator operator operator digit changeSign percent firstDigit Int1 digit1_9 digit Frac1 point fracDigit fracDigit OpEntered operator Clear CE percent PercentResult percent enterDiv0 exitDiv0 operator firstDigit firstPoint firstDigit equals clearEntry percent Frac2 point Int2 digit1_9 Zero2 digit0 Clear CE End stopMachine Clear clear Clear startMachine startMachine clear stopMachine operator CE equals percent digit0 digit1_9 CE percent NO_OPERATOR point percent digit1_9 point operator percent percent operator operator DIV0 equals DIV0 digit0 operator operator CE digit1_9 point operator digit1_9 point point percent digit1_9 digit0 percent equals