diff --git a/apps/dashboard/src/lib/components/Course/components/Lesson/Exercise/MarkExerciseModal.svelte b/apps/dashboard/src/lib/components/Course/components/Lesson/Exercise/MarkExerciseModal.svelte
index 442bd312..04a3a8be 100644
--- a/apps/dashboard/src/lib/components/Course/components/Lesson/Exercise/MarkExerciseModal.svelte
+++ b/apps/dashboard/src/lib/components/Course/components/Lesson/Exercise/MarkExerciseModal.svelte
@@ -93,6 +93,29 @@
     }
   }
 
+  const getMultipleAnswersGrade = (options, answer, points) => {
+    const correctOptions = options
+      .filter((option) => option.is_correct)
+      .map((option) => option.value);
+
+    const correctSelections = answer.answers.filter((answer) =>
+      correctOptions.includes(answer)
+    ).length;
+
+    const incorrectSelections = answer.answers.length - correctSelections;
+
+    const pointsEarned = (correctSelections / correctOptions.length) * points;
+    const deduction = (incorrectSelections * points) / correctOptions.length;
+    const finalPoints = Math.max(pointsEarned - deduction, 0);
+
+    return {
+      finalPoints,
+      correctOptions,
+      correctSelections,
+      incorrectSelections
+    };
+  };
+
   async function handleDeleteSubmission() {
     isDeleting = true;
     await deleteSubmission(data.id, status.id);
@@ -118,18 +141,37 @@
         }
 
         data?.questions.forEach((question) => {
-          const { id, points, question_type_id } = question;
-
-          if (question_type_id !== QUESTION_TYPE.TEXTAREA) {
+          const { id, points, question_type_id, options } = question;
+          if (question_type_id == QUESTION_TYPE.RADIO) {
             const answer = data.questionAnswers.find((q) => q.question_id === id);
+
             const answerPoints = answer?.answers?.length ?? 0;
+
             reasons = {
               ...reasons,
-              [id]: `${$t(
-                'course.navItem.submissions.grading_modal.questions_tried'
+              [id]: `${$t('course.navItem.submissions.grading_modal.allocated')} ${$t(
+                'course.navItem.submissions.grading_modal.total_try'
               )} ${answerPoints} `
             };
             data.questionAnswerByPoint[id] = `${Math.ceil(points / answerPoints)}`;
+          } else if (question_type_id == QUESTION_TYPE.CHECKBOX) {
+            const answer = data.questionAnswers.find((q) => q.question_id === id);
+
+            const { finalPoints, correctOptions, correctSelections, incorrectSelections } =
+              getMultipleAnswersGrade(options, answer, points);
+
+            reasons = {
+              ...reasons,
+              [id]: `${$t(
+                'course.navItem.submissions.grading_modal.allocated'
+              )} ${correctSelections} ${$t('course.navItem.submissions.grading_modal.out_of')} ${
+                correctOptions.length
+              } ${$t('course.navItem.submissions.grading_modal.options_correct')} ${$t(
+                'course.navItem.submissions.grading_modal.options_wrong'
+              )} ${incorrectSelections} `
+            };
+
+            data.questionAnswerByPoint[id] = `${finalPoints}`;
           } else if (aiResponses.length) {
             const graded = aiResponses.find((res) => res.id === id);
 
@@ -182,10 +224,10 @@
   headerClass="py-2"
   labelClass="text-base font-semibold"
 >
-  <div class="w-full h-full mt-2">
+  <div class="mt-2 h-full w-full">
     {#if openDeletePrompt}
-      <div class="w-96 mx-auto p-3 border border-gray-300 rounded-md">
-        <h1 class="dark:text-white text-lg">
+      <div class="mx-auto w-96 rounded-md border border-gray-300 p-3">
+        <h1 class="text-lg dark:text-white">
           {$t('delete_modal.content')}
         </h1>
 
@@ -223,19 +265,19 @@
       />
     {/if}
   </div>
-  <div class="ml-4 mt-2 w-2/5 sticky top-0">
-    <div class="border border-gray-300 rounded-md">
+  <div class="sticky top-0 ml-4 mt-2 w-2/5">
+    <div class="rounded-md border border-gray-300">
       <div
-        class="flex gap-1 justify-between items-center border-b border-t-0 border-l-0 border-r-0 border-gray-300 p-3"
+        class="flex items-center justify-between gap-1 border-b border-l-0 border-r-0 border-t-0 border-gray-300 p-3"
       >
-        <p class="dark:text-white font-bold text-base">
+        <p class="text-base font-bold dark:text-white">
           {$t('course.navItem.submissions.grading_modal.details')}
           {#if data.isEarly}
-            <span class="ml-2 text-sm badge rounded-sm px-2 bg-green-500 text-white">
+            <span class="badge ml-2 rounded-sm bg-green-500 px-2 text-sm text-white">
               {$t('course.navItem.submissions.grading_modal.early')}</span
             >
           {:else}
-            <span class="ml-2 badge text-sm rounded-sm px-2 bg-red-500 text-white">
+            <span class="badge ml-2 rounded-sm bg-red-500 px-2 text-sm text-white">
               {$t('course.navItem.submissions.grading_modal.late')}
             </span>
           {/if}
@@ -253,13 +295,13 @@
         </OverflowMenu>
       </div>
 
-      <div class="flex items-center space-x-4 text-sm px-3 py-2">
-        <p class="dark:text-white text-sm text-gray-500 font-semibold">
+      <div class="flex items-center space-x-4 px-3 py-2 text-sm">
+        <p class="text-sm font-semibold text-gray-500 dark:text-white">
           {$t('course.navItem.submissions.grading_modal.total_grade')}:
         </p>
 
         <Tag
-          class="dark:text-white font-semibold text-black bg-gray-100 dark:bg-neutral-700 rounded-md w-fit"
+          class="w-fit rounded-md bg-gray-100 font-semibold text-black dark:bg-neutral-700 dark:text-white"
         >
           {total}/{maxPoints}
         </Tag>
@@ -271,20 +313,20 @@
           <p class="dark:text-white">Grading</p>
         </div>
       </div> -->
-      <div class="flex items-center space-x-4 text-sm px-3 py-2">
-        <p class="dark:text-white text-sm text-gray-500 font-semibold">
+      <div class="flex items-center space-x-4 px-3 py-2 text-sm">
+        <p class="text-sm font-semibold text-gray-500 dark:text-white">
           {$t('course.navItem.submissions.grading_modal.student')}:
         </p>
         {#if data.student}
           <div
-            class="flex flex-row justify-center items-center bg-gray-100 dark:bg-neutral-700 rounded-md p-[6px]"
+            class="flex flex-row items-center justify-center rounded-md bg-gray-100 p-[6px] dark:bg-neutral-700"
           >
             <img
               alt="Student avatar"
-              class="flex rounded-full h-5 w-5"
+              class="flex h-5 w-5 rounded-full"
               src={data.student.avatar_url}
             />
-            <p class="dark:text-white font-semibold ml-2 text-sm line-clamp-1">
+            <p class="ml-2 line-clamp-1 text-sm font-semibold dark:text-white">
               {data.student.fullname}
             </p>
           </div>
@@ -298,8 +340,8 @@
         >
       </div> -->
 
-      <div class="flex flex-col items-start text-sm px-3 py-2">
-        <p class="dark:text-white text-gray-500 font-semibold">
+      <div class="flex flex-col items-start px-3 py-2 text-sm">
+        <p class="font-semibold text-gray-500 dark:text-white">
           {$t('course.navItem.submissions.grading_modal.status')}:
         </p>
         <Dropdown
@@ -310,8 +352,8 @@
         />
       </div>
 
-      <div class="flex flex-col items-start text-sm px-3 py-2">
-        <p class="dark:text-white text-gray-500 font-semibold">
+      <div class="flex flex-col items-start px-3 py-2 text-sm">
+        <p class="font-semibold text-gray-500 dark:text-white">
           {$t('course.navItem.submissions.grading_modal.add_comment')}:
         </p>
         <TextArea
@@ -322,14 +364,14 @@
         />
       </div>
 
-      <div class="flex flex-col w-full space-y-3 px-3 py-2">
+      <div class="flex w-full flex-col space-y-3 px-3 py-2">
         <PrimaryButton
           onClick={gradeWithAI}
           variant={VARIANTS.OUTLINED}
           className="space-x-3 py-3 px-8 w-full "
         >
           <img src="/ai.svg" alt="ai" />
-          <p class="font-semibold text-sm">
+          <p class="text-sm font-semibold">
             {$t('course.navItem.submissions.grading_modal.grade_with_ai')}
           </p>
         </PrimaryButton>
diff --git a/apps/dashboard/src/lib/utils/translations/de.json b/apps/dashboard/src/lib/utils/translations/de.json
index 499adedd..bf7c58d7 100644
--- a/apps/dashboard/src/lib/utils/translations/de.json
+++ b/apps/dashboard/src/lib/utils/translations/de.json
@@ -515,6 +515,11 @@
           "accept_grade": "Akzeptieren",
           "reject_grade": "Ablehnen",
           "add_comment_placeholder": "Hinterlasse einen Kommentar",
+          "allocated": "Diese Punktzahl wurde vergeben, weil",
+          "total_try": "der Gesamtversuche:",
+          "options_correct": "Es wurden die richtigen Optionen ausgewählt",
+          "out_of": "aus",
+          "options_wrong": "und die Anzahl der falschen Auswahlen war",
           "questions_tried": "Diese Punktzahl wurde aufgrund der Gesamtzahl der Versuche vergeben:",
           "delete_prompt": "Löschen",
           "delete_error": "Die Übermittlung konnte nicht gelöscht werden",
@@ -1581,4 +1586,4 @@
       "message": "Sie haben nicht gerettete Änderungen. Bist du sicher, dass du gehen willst?"
     }
   }
-}
\ No newline at end of file
+}
diff --git a/apps/dashboard/src/lib/utils/translations/en.json b/apps/dashboard/src/lib/utils/translations/en.json
index 7704bbf5..ed2e130a 100644
--- a/apps/dashboard/src/lib/utils/translations/en.json
+++ b/apps/dashboard/src/lib/utils/translations/en.json
@@ -912,6 +912,11 @@
           "submit_grades": "Submit Grades",
           "accept_grade": "Accept",
           "reject_grade": "Reject",
+          "allocated": "Allocated this score because",
+          "total_try": "of total tries:",
+          "options_correct": "correct options were selected",
+          "out_of": "out of",
+          "options_wrong": "and the number of wrong selections were",
           "questions_tried": "Allocated this score because of total tries:",
           "delete_prompt": "Delete",
           "delete_error": "Failed to delete submission",
diff --git a/apps/dashboard/src/lib/utils/translations/es.json b/apps/dashboard/src/lib/utils/translations/es.json
index 95e36efb..f2881447 100644
--- a/apps/dashboard/src/lib/utils/translations/es.json
+++ b/apps/dashboard/src/lib/utils/translations/es.json
@@ -515,6 +515,11 @@
           "accept_grade": "Aceptar",
           "reject_grade": "Rechazar",
           "add_comment_placeholder": "Deja un comentario",
+          "allocated": "Asignó esta puntuación porque",
+          "total_try": "de intentos totales:",
+          "options_correct": "se seleccionaron las opciones correctas",
+          "out_of": "fuera de",
+          "options_wrong": "y el número de selecciones incorrectas fue",
           "questions_tried": "Se asignó esta puntuación debido al total de intentos:",
           "delete_prompt": "Borrar",
           "delete_error": "No se pudo eliminar el envío",
@@ -1581,4 +1586,4 @@
       "message": "Tienes cambios no salvos. ¿Estás seguro de que quieres irte?"
     }
   }
-}
\ No newline at end of file
+}
diff --git a/apps/dashboard/src/lib/utils/translations/fr.json b/apps/dashboard/src/lib/utils/translations/fr.json
index f177385d..416dacdb 100644
--- a/apps/dashboard/src/lib/utils/translations/fr.json
+++ b/apps/dashboard/src/lib/utils/translations/fr.json
@@ -515,6 +515,11 @@
           "accept_grade": "Accepter",
           "reject_grade": "Rejeter",
           "add_comment_placeholder": "laissez un commentaire",
+          "allocated": "J'ai attribué ce score parce que",
+          "total_try": "du total d'essais :",
+          "options_correct": "les bonnes options ont été sélectionnées",
+          "out_of": "hors de",
+          "options_wrong": "et le nombre de mauvaises sélections était",
           "questions_tried": "Attribué ce score en raison du nombre total d'essais :",
           "delete_prompt": "Supprimer",
           "delete_error": "Échec de la suppression de la soumission",
@@ -1581,4 +1586,4 @@
       "message": "Vous avez des changements non sauvés. Êtes-vous sûr de vouloir partir?"
     }
   }
-}
\ No newline at end of file
+}
diff --git a/apps/dashboard/src/lib/utils/translations/hi.json b/apps/dashboard/src/lib/utils/translations/hi.json
index 8414bb40..75f988e2 100644
--- a/apps/dashboard/src/lib/utils/translations/hi.json
+++ b/apps/dashboard/src/lib/utils/translations/hi.json
@@ -515,6 +515,11 @@
           "accept_grade": "स्वीकार करना",
           "reject_grade": "अस्वीकार करना",
           "add_comment_placeholder": "एक टिप्पणी छोड़ें",
+          "allocated": "यह अंक इसलिए आवंटित किया गया क्योंकि",
+          "total_try": "कुल प्रयासों में से:",
+          "options_correct": "सही विकल्प का चयन किया गया",
+          "out_of": "से बाहर",
+          "options_wrong": "और गलत चयनों की संख्या थी",
           "questions_tried": "कुल प्रयासों के कारण यह स्कोर आवंटित किया गया:",
           "delete_prompt": "मिटाना",
           "delete_error": "सबमिशन हटाने में विफल",
@@ -1581,4 +1586,4 @@
       "message": "आपके पास अनसुना परिवर्तन हैं। क्या आपकी वाकई छोड़ने की इच्छा है?"
     }
   }
-}
\ No newline at end of file
+}
diff --git a/apps/dashboard/src/lib/utils/translations/pt.json b/apps/dashboard/src/lib/utils/translations/pt.json
index 44701894..ab1b72fb 100644
--- a/apps/dashboard/src/lib/utils/translations/pt.json
+++ b/apps/dashboard/src/lib/utils/translations/pt.json
@@ -515,6 +515,11 @@
           "accept_grade": "Aceitar",
           "reject_grade": "Rejeitar",
           "add_comment_placeholder": "Deixe um comentário",
+          "allocated": "Alocou esta pontuação porque",
+          "total_try": "do total de tentativas:",
+          "options_correct": "opções corretas foram selecionadas",
+          "out_of": "fora de",
+          "options_wrong": "e o número de seleções erradas foi",
           "questions_tried": "Alocada esta pontuação por causa do total de tentativas:",
           "delete_prompt": "Excluir",
           "delete_error": "Falha ao excluir o envio",
@@ -1581,4 +1586,4 @@
       "message": "Você tem mudanças não salvas. Tem certeza de que deseja sair?"
     }
   }
-}
\ No newline at end of file
+}
diff --git a/apps/dashboard/src/lib/utils/translations/ru.json b/apps/dashboard/src/lib/utils/translations/ru.json
index 934c253e..aa86b3b6 100644
--- a/apps/dashboard/src/lib/utils/translations/ru.json
+++ b/apps/dashboard/src/lib/utils/translations/ru.json
@@ -515,6 +515,11 @@
           "accept_grade": "Принимать",
           "reject_grade": "Отклонять",
           "add_comment_placeholder": "Оставить комментарий",
+          "allocated": "Присвоен этот балл, потому что",
+          "total_try": "общего числа попыток:",
+          "options_correct": "выбраны правильные варианты",
+          "out_of": "снаружи",
+          "options_wrong": "и количество неправильных выборов было",
           "questions_tried": "Присвоен этот балл из-за общего количества попыток:",
           "delete_prompt": "Удалить",
           "delete_error": "Не удалось удалить отправку",
@@ -1581,4 +1586,4 @@
       "message": "У вас есть неспасенные изменения. Вы уверены, что хотите уйти?"
     }
   }
-}
\ No newline at end of file
+}
diff --git a/apps/dashboard/src/lib/utils/translations/vi.json b/apps/dashboard/src/lib/utils/translations/vi.json
index c9382a69..0ce79fca 100644
--- a/apps/dashboard/src/lib/utils/translations/vi.json
+++ b/apps/dashboard/src/lib/utils/translations/vi.json
@@ -515,6 +515,11 @@
           "accept_grade": "Chấp nhận",
           "reject_grade": "Từ chối",
           "add_comment_placeholder": "Để lại một bình luận",
+          "allocated": "Phân bổ số điểm này bởi vì",
+          "total_try": "trong tổng số lần thử:",
+          "options_correct": "các phương án đúng đã được chọn",
+          "out_of": "ra khỏi",
+          "options_wrong": "và số lựa chọn sai là",
           "questions_tried": "Phân bổ số điểm này dựa trên tổng số lần thử:",
           "delete_prompt": "Xóa bỏ",
           "delete_error": "Không thể xóa bài nộp",
@@ -1581,4 +1586,4 @@
       "message": "Bạn có những thay đổi chưa được lưu. Bạn có chắc bạn muốn rời đi?"
     }
   }
-}
\ No newline at end of file
+}
diff --git a/apps/dashboard/src/lib/utils/types/submission.ts b/apps/dashboard/src/lib/utils/types/submission.ts
index fefa5c62..c6bed5b9 100644
--- a/apps/dashboard/src/lib/utils/types/submission.ts
+++ b/apps/dashboard/src/lib/utils/types/submission.ts
@@ -1,4 +1,4 @@
-import { Profile } from '.';
+import { Option, Profile } from '.';
 
 export interface SubmissionItem {
   id: string;
@@ -37,6 +37,7 @@ export interface SubmissionIdData {
     order: number;
     points: number;
     question_type_id: number;
+    options: Option[];
   }[];
   questionAnswers: {
     open_answer: string;