{
  "var": 5
}
---
should be -2.5: {{ 1.5 * 2.5 * 2 / 3 - var }}
should be -3.0: {{ 1.5 * 2.5 * 2 // 3 - var }}
should be 2.0: {{ 4 / 2 }}
should be 2: {{ 4 // 2 }}
should be 0: {{ 1 - 1 }}
should be 0: {{1-1}}
should be -1: {{ -1 }}
