public static void main(String[] args) {
Brok brok1 = new Brok(7, 5);
Brok brok2 = new Brok(5, 8);
brok1.multipliser(brok2);
printBrok(brok1);
brok1.divider(brok2);
printBrok(brok1);
brok1.summer(brok2);
printBrok(brok1);
brok1.subtraher(brok2);
printBrok(brok1);
}
public void substraherMedBrok(Brok brok) {
if (_nevner != brok.getNevner()) // Gang teller med motsatte nevner
{
_teller *= brok.getNevner();
int annenTeller = brok.getTeller() * _nevner;
// Sett ny nevner
_nevner *= brok.getNevner();
// Så substraherer vi sammen tellere som nå har felles nevner
_teller -= annenTeller;
}
forkort();
}
// Testklient
public static void main(String[] args) {
Brok b1 = new Brok(5, 10);
Brok b2 = new Brok(1, 5);
b1.multipliserMedBrok(b2);
System.out.println(b1.getTeller() + "/" + b1.getNevner());
b1.forkort();
System.out.println(b1.getTeller() + "/" + b1.getNevner());
}
public static void printBrok(Brok brok) {
System.out.println(brok.getTeller() + "/" + brok.getNevner());
}
public void dividerMedBrok(Brok brok) {
_teller *= brok.getNevner();
_nevner *= brok.getTeller();
forkort();
}
public void multipliserMedBrok(Brok brok) {
_teller *= brok.getTeller();
_nevner *= brok.getNevner();
forkort();
}
