div {
  a: 3;
  b: 3.75;
  c: 1;
  /* shouldn't eval the following "300" */
  d: 300;
  /* increasingly jacked-up edge cases that combine arithmetic with lists */
  e: 10.5 2 3;
  f: 123 4 5 6;
  g: 112 8 9 6;
  /* shouldn't perform the following division */
  h: 15 / 3 / 5;
  /* should perform the following division now */
  i: 1;
  /* this too */
  j: 1;
  /* and this */
  k: 5;
  l: 1;
  m: 1/2, 1 2 3 url("www.foo.com/blah.png") blah blah;
  n: 1 2 3, 1 2 3 4 5 6, 7 8 9;
  o: 9px;
  p: 5px;
  q: 2;
  r: 64em;
  s: 2.5em;
  t: 120.750.8 6/7;
}