Examples of adding fractions

The method is: a/b+c/d= ((a*d) + (B*C))/(B*D)
(1). h file
#import <Foundation/Foundation.h>

@interface Fraction: nsobject //fraction score

@property int Numerator,denominator ; //denominator denominator numerator molecule
-(void ) print;
-(void ) Setto: (int ) n over:(int ) D;
-(double ) Converttonum;     //convertion convert
-(void ) Add: (fraction *) F;
-(void ) reduce;               //reduce decrease

@end
(2). m file
#import "Fraction.h"

@implementation Fraction

@synthesize Numerator,denominator;
-(void) print
{
NSLog(@ "%i/%i",numerator, Denominator);
}

-(Double) Converttonum
{
   if(Denominator!=0)
    {
       return(Double)Numerator/Denominator;
    }
   Else
       returnNAN;
}
-(void) Setto: (int) n over: (int) d
{
   Numerator=n;
   Denominator=d;
}

//AddFractionto message Acceptance
-(void) Add: (Fraction*) F
{
   //add two scores:
   //a/b+c/d= ((a*d) + (B*C))/(B*D)//Two fractional addition of another method of finding
   
   Numerator=Numerator* F.Denominator+Denominator* F.Numerator; //Here's*it means the ride.
   Denominator=Denominator* F.Denominator;
}

-(void) Reduce
{
   intu=Numerator;
   intv=Denominator;
   inttemp;
   
    while(v!=0) {
Temp=u%v;
U=v; The method of seeking greatest common divisor
v=temp;
    }
   Numerator/=u; These two steps are the reduction of the score
   Denominator/=u;
}

@end

Examples of adding fractions