a = 10 meter;
b = 10 centimeter;
c = 10 kilometer;
d = a + c - b;

z = 10 millimeter;

e = 10 [meter/sec2];

n = z * e;
p = z / e;
l = 1 / 2;
int m = int 1 \ int 2;

aa = 10 degf;
ab = 0 degc;
ac = 100 degc;
ad = 212 degf;
af = 32 degf;
ae = ac/ad;
//ag = 2 "PI";
ah = 10 percent;
ai = 212 degf / 100 degc;
aj = 10 meter + 50 kilogram; /* should produce warning */



an = 10 newton;
am = 10 kilogram;
ao = 1 [meter/sec2];
ap = am * ao;
aq = an - ap;
ar = an / ap;