diff --git a/apps/web/src/app/api/create/worksheets/addition/example/route.ts b/apps/web/src/app/api/create/worksheets/addition/example/route.ts
index e2056e29..1c4d04c9 100644
--- a/apps/web/src/app/api/create/worksheets/addition/example/route.ts
+++ b/apps/web/src/app/api/create/worksheets/addition/example/route.ts
@@ -134,7 +134,7 @@ ${generateSubtractionProblemStackFunction(cellSize, 3)}
 #let subtrahend = ${subtrahend}
 
 #align(center + horizon)[
-  #subtraction-problem-stack(minuend, subtrahend, if show-numbers { 0 } else { none }, show-borrows, show-answers, show-colors, show-ten-frames, show-numbers)
+  #subtraction-problem-stack(minuend, subtrahend, if show-numbers { 0 } else { none }, show-borrows, show-answers, show-colors, show-ten-frames, show-numbers, false)
 ]
 `
   }
diff --git a/apps/web/src/app/create/worksheets/addition/components/ConfigPanel.tsx b/apps/web/src/app/create/worksheets/addition/components/ConfigPanel.tsx
index ccc7eb14..fb450439 100644
--- a/apps/web/src/app/create/worksheets/addition/components/ConfigPanel.tsx
+++ b/apps/web/src/app/create/worksheets/addition/components/ConfigPanel.tsx
@@ -2285,6 +2285,15 @@ export function ConfigPanel({ formState, onChange }: ConfigPanelProps) {
                     description="Organize problems visually for easier focus"
                   />
 
+                  {formState.operator === 'subtraction' || formState.operator === 'mixed' ? (
+                    <ToggleOption
+                      checked={formState.showBorrowNotation ?? false}
+                      onChange={(checked) => onChange({ showBorrowNotation: checked })}
+                      label="Borrow Notation Boxes"
+                      description="Empty scratch boxes for students to write borrowing work (cross out source, write modified values)"
+                    />
+                  ) : null}
+
                   <ToggleOption
                     checked={formState.showTenFrames ?? false}
                     onChange={(checked) => {
diff --git a/apps/web/src/app/create/worksheets/addition/hooks/useWorksheetAutoSave.ts b/apps/web/src/app/create/worksheets/addition/hooks/useWorksheetAutoSave.ts
index f049498e..d83d99a2 100644
--- a/apps/web/src/app/create/worksheets/addition/hooks/useWorksheetAutoSave.ts
+++ b/apps/web/src/app/create/worksheets/addition/hooks/useWorksheetAutoSave.ts
@@ -63,6 +63,7 @@ export function useWorksheetAutoSave(
           showCellBorder,
           showTenFrames,
           showTenFramesForAll,
+          showBorrowNotation,
           fontSize,
           mode,
           difficultyProfile,
@@ -93,6 +94,7 @@ export function useWorksheetAutoSave(
               showCellBorder,
               showTenFrames,
               showTenFramesForAll,
+              showBorrowNotation,
               fontSize,
               mode,
               difficultyProfile,
diff --git a/apps/web/src/app/create/worksheets/addition/typstGenerator.ts b/apps/web/src/app/create/worksheets/addition/typstGenerator.ts
index aeeb8da9..6261c76a 100644
--- a/apps/web/src/app/create/worksheets/addition/typstGenerator.ts
+++ b/apps/web/src/app/create/worksheets/addition/typstGenerator.ts
@@ -108,6 +108,7 @@ function generatePageTypst(
         showTenFrames: config.showTenFrames,
         showProblemNumbers: config.showProblemNumbers,
         showCellBorder: config.showCellBorder,
+        showBorrowNotation: 'showBorrowNotation' in config ? config.showBorrowNotation : false,
       }
     }
   })
@@ -116,9 +117,9 @@ function generatePageTypst(
   const problemsTypst = enrichedProblems
     .map((p) => {
       if (p.operator === '+') {
-        return `  (operator: "+", a: ${p.a}, b: ${p.b}, showCarryBoxes: ${p.showCarryBoxes}, showAnswerBoxes: ${p.showAnswerBoxes}, showPlaceValueColors: ${p.showPlaceValueColors}, showTenFrames: ${p.showTenFrames}, showProblemNumbers: ${p.showProblemNumbers}, showCellBorder: ${p.showCellBorder}),`
+        return `  (operator: "+", a: ${p.a}, b: ${p.b}, showCarryBoxes: ${p.showCarryBoxes}, showAnswerBoxes: ${p.showAnswerBoxes}, showPlaceValueColors: ${p.showPlaceValueColors}, showTenFrames: ${p.showTenFrames}, showProblemNumbers: ${p.showProblemNumbers}, showCellBorder: ${p.showCellBorder}, showBorrowNotation: ${p.showBorrowNotation}),`
       } else {
-        return `  (operator: "−", minuend: ${p.minuend}, subtrahend: ${p.subtrahend}, showCarryBoxes: ${p.showCarryBoxes}, showAnswerBoxes: ${p.showAnswerBoxes}, showPlaceValueColors: ${p.showPlaceValueColors}, showTenFrames: ${p.showTenFrames}, showProblemNumbers: ${p.showProblemNumbers}, showCellBorder: ${p.showCellBorder}),`
+        return `  (operator: "−", minuend: ${p.minuend}, subtrahend: ${p.subtrahend}, showCarryBoxes: ${p.showCarryBoxes}, showAnswerBoxes: ${p.showAnswerBoxes}, showPlaceValueColors: ${p.showPlaceValueColors}, showTenFrames: ${p.showTenFrames}, showProblemNumbers: ${p.showProblemNumbers}, showCellBorder: ${p.showCellBorder}, showBorrowNotation: ${p.showBorrowNotation}),`
       }
     })
     .join('\n')
@@ -214,7 +215,8 @@ ${generateSubtractionProblemStackFunction(cellSize, maxDigits)}
           problem.showAnswerBoxes,
           problem.showPlaceValueColors,
           problem.showTenFrames,
-          problem.showProblemNumbers
+          problem.showProblemNumbers,
+          problem.showBorrowNotation
         )
       }
     ]
diff --git a/apps/web/src/app/create/worksheets/addition/typstHelpers.ts b/apps/web/src/app/create/worksheets/addition/typstHelpers.ts
index b6e662b4..04b92109 100644
--- a/apps/web/src/app/create/worksheets/addition/typstHelpers.ts
+++ b/apps/web/src/app/create/worksheets/addition/typstHelpers.ts
@@ -355,8 +355,8 @@ export function generateSubtractionProblemStackFunction(
   return String.raw`
 // Subtraction problem rendering function (supports 1-${maxDigits} digit problems)
 // Returns the stack/grid structure for rendering a single subtraction problem
-// Per-problem display flags: show-borrows, show-answers, show-colors, show-ten-frames, show-numbers
-#let subtraction-problem-stack(minuend, subtrahend, index-or-none, show-borrows, show-answers, show-colors, show-ten-frames, show-numbers) = {
+// Per-problem display flags: show-borrows, show-answers, show-colors, show-ten-frames, show-numbers, show-borrow-notation
+#let subtraction-problem-stack(minuend, subtrahend, index-or-none, show-borrows, show-answers, show-colors, show-ten-frames, show-numbers, show-borrow-notation) = {
   // Place value colors array for dynamic lookup
   let place-colors = (${placeColors.join(', ')})
 
@@ -450,20 +450,74 @@ export function generateSubtractionProblemStackFunction(
         }
       },
 
-      // Minuend row (top number)
+      // Borrow notation row (scratch boxes for student work)
+      ..if show-borrow-notation {
+        (
+          [],  // Empty cell for operator column
+          ..for i in range(0, grid-digits).rev() {
+            // Check if this place needs borrowing FROM (source)
+            // We borrow FROM position i when position i-1 needs to borrow
+            let is-source = i > 0 and (m-digits.at(i - 1) < s-digits.at(i - 1))
+
+            if is-source and i <= m-highest {
+              // Small dotted box above this digit for student to write reduced value
+              (box(width: ${cellSizeIn}, height: ${cellSizeIn} * 0.4)[
+                #align(center + bottom)[
+                  #box(
+                    width: ${cellSizeIn} * 0.5,
+                    height: ${cellSizeIn} * 0.35,
+                    stroke: (dash: "dotted", thickness: 0.5pt, paint: gray)
+                  )[]
+                ]
+              ],)
+            } else {
+              // No notation needed
+              (v(${cellSizeIn} * 0.4),)
+            }
+          },
+        )
+      } else {
+        ()
+      },
+
+      // Minuend row (top number with optional borrow notation)
       [],  // Empty cell for operator column
       ..for i in range(0, grid-digits).rev() {
         let digit = m-digits.at(i)
         let place-color = place-colors.at(i)
         let fill-color = if show-colors { place-color } else { color-none }
 
+        // Check if this place needs to borrow (destination)
+        let needs-borrow = i < grid-digits and (m-digits.at(i) < s-digits.at(i))
+
         // Show digit if within minuend's actual range
         if i <= m-highest {
-          (box(width: ${cellSizeIn}, height: ${cellSizeIn}, fill: fill-color)[
-            #align(center + horizon)[
-              #text(size: ${cellSizePt.toFixed(1)}pt, font: "New Computer Modern Math")[#str(digit)]
-            ]
-          ],)
+          if show-borrow-notation and needs-borrow {
+            // Show digit with small scratch box to the left for modified value (e.g., "12")
+            (box(width: ${cellSizeIn}, height: ${cellSizeIn}, fill: fill-color)[
+              #stack(
+                dir: ltr,
+                spacing: 2pt,
+                // Small dotted box for student to write modified digit
+                box(
+                  width: ${cellSizeIn} * 0.35,
+                  height: ${cellSizeIn} * 0.35,
+                  stroke: (dash: "dotted", thickness: 0.5pt, paint: gray)
+                )[],
+                // Original digit
+                align(center + horizon)[
+                  #text(size: ${cellSizePt.toFixed(1)}pt, font: "New Computer Modern Math")[#str(digit)]
+                ]
+              )
+            ],)
+          } else {
+            // Normal digit display
+            (box(width: ${cellSizeIn}, height: ${cellSizeIn}, fill: fill-color)[
+              #align(center + horizon)[
+                #text(size: ${cellSizePt.toFixed(1)}pt, font: "New Computer Modern Math")[#str(digit)]
+              ]
+            ],)
+          }
         } else {
           // Leading zero position - don't show
           (box(width: ${cellSizeIn}, height: ${cellSizeIn})[
diff --git a/apps/web/src/app/create/worksheets/addition/validation.ts b/apps/web/src/app/create/worksheets/addition/validation.ts
index 55cfd492..64e215af 100644
--- a/apps/web/src/app/create/worksheets/addition/validation.ts
+++ b/apps/web/src/app/create/worksheets/addition/validation.ts
@@ -168,6 +168,7 @@ export function validateWorksheetConfig(formState: WorksheetFormState): Validati
       showProblemNumbers: formState.showProblemNumbers ?? true,
       showCellBorder: formState.showCellBorder ?? true,
       showTenFramesForAll: formState.showTenFramesForAll ?? false,
+      showBorrowNotation: formState.showBorrowNotation ?? false,
       manualPreset: formState.manualPreset,
       ...sharedFields,
     }
diff --git a/apps/web/src/app/create/worksheets/config-schemas.ts b/apps/web/src/app/create/worksheets/config-schemas.ts
index cf0104e3..84fa59f0 100644
--- a/apps/web/src/app/create/worksheets/config-schemas.ts
+++ b/apps/web/src/app/create/worksheets/config-schemas.ts
@@ -329,6 +329,7 @@ const additionConfigV4ManualSchema = additionConfigV4BaseSchema.extend({
   showProblemNumbers: z.boolean(),
   showCellBorder: z.boolean(),
   showTenFramesForAll: z.boolean(),
+  showBorrowNotation: z.boolean(), // Scratch boxes for borrowing work
 
   // Optional: Which manual preset is selected
   manualPreset: z.string().optional(),