Mathematik

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Archivierte Version vom 2017-04-07T08:31:42+00:00. Aktuelle Version

Klassenstufe 7

\frac 1 2 + \frac1 3 = \frac5 6

function Addition(z1,n1,z2,n2){
var z = z1 *  n2 + z2 * n1;
var n = n1 * n2;
var t = ggT(z, n);
z = z / t;
n = n / t;
return( z + "/" + n);
}

Addition(1, 2, 1, 3);

function Subtraktion (z1, n1, z2, n2){
var z = z1 * n2 - z2 * n1;
var n = n1 * n2;
var t = ggT(z, n);
z = z / t;
n = n / t;
return( z + "/" + n);

Subtraktion(1, 2, 3, 4)