Division Layout Playground

Arrange the model by hand, then copy the JSON snapshot.

Snapshot JSON

{
  "version": 1,
  "title": "84 divided by 7 layout sketch",
  "stateKey": "division-start",
  "nextStateKey": "division-seven-groups-placed",
  "notes": "Drag pieces into the intended spatial setup. Edit labels and sizes in the inspector. Copy JSON when the layout communicates the idea.",
  "items": [
    {
      "id": "title-dividend",
      "kind": "label",
      "label": "84 ÷ 7",
      "x": 42,
      "y": 32,
      "width": 132,
      "height": 44,
      "color": "#f6df72"
    },
    {
      "id": "inventory-note",
      "kind": "label",
      "label": "84 = 8 tens + 4 ones",
      "x": 42,
      "y": 92,
      "width": 190,
      "height": 32,
      "color": "#8fd8cf"
    },
    {
      "id": "left-divisor",
      "kind": "rail",
      "label": "7",
      "x": 292,
      "y": 360,
      "width": 420,
      "height": 34,
      "color": "#1389d8"
    },
    {
      "id": "left-divisor-label",
      "kind": "label",
      "label": "known groups / divisor",
      "x": 728,
      "y": 360,
      "width": 148,
      "height": 34,
      "color": "#9ca3af"
    },
    {
      "id": "top-unknown",
      "kind": "rail",
      "label": "?",
      "x": 292,
      "y": 96,
      "width": 420,
      "height": 34,
      "color": "#f6df72"
    },
    {
      "id": "top-unknown-label",
      "kind": "label",
      "label": "unknown quotient",
      "x": 728,
      "y": 96,
      "width": 136,
      "height": 34,
      "color": "#9ca3af"
    },
    {
      "id": "rectangle-area",
      "kind": "region",
      "label": "84 area",
      "x": 292,
      "y": 138,
      "width": 420,
      "height": 210,
      "color": "#72d2c7"
    },
    {
      "id": "ten-0",
      "kind": "ten",
      "label": "10",
      "orientation": "horizontal",
      "x": 46,
      "y": 160,
      "width": 170,
      "height": 22,
      "color": "#72d2c7"
    },
    {
      "id": "ten-1",
      "kind": "ten",
      "label": "10",
      "orientation": "horizontal",
      "x": 46,
      "y": 190,
      "width": 170,
      "height": 22,
      "color": "#72d2c7"
    },
    {
      "id": "one-0",
      "kind": "one",
      "label": "1",
      "x": 48,
      "y": 238,
      "width": 24,
      "height": 24,
      "color": "#8de0d5"
    },
    {
      "id": "one-1",
      "kind": "one",
      "label": "1",
      "x": 80,
      "y": 238,
      "width": 24,
      "height": 24,
      "color": "#8de0d5"
    },
    {
      "id": "one-2",
      "kind": "one",
      "label": "1",
      "x": 112,
      "y": 238,
      "width": 24,
      "height": 24,
      "color": "#8de0d5"
    },
    {
      "id": "one-3",
      "kind": "one",
      "label": "1",
      "x": 144,
      "y": 238,
      "width": 24,
      "height": 24,
      "color": "#8de0d5"
    }
  ]
}

Import JSON