diff --git a/src/client/stores/CalculationStore/index.ts b/src/client/stores/CalculationStore/index.ts
index 52b3c10..54bd715 100644
--- a/src/client/stores/CalculationStore/index.ts
+++ b/src/client/stores/CalculationStore/index.ts
@@ -50,13 +50,16 @@ const CalculationStore: ICalculationStore = observable(
         tableName: string,
         rowIndex: number,
         propName: string,
-        value: any
+        value: any,
       ) {
         this.tables[tableName].values[rowIndex][propName] = value;
       },
+      deleteTableRow(tableName: string, rowIndex: number) {
+        this.tables[tableName].values.splice(rowIndex, 1);
+      },
     },
-    computedEffects
-  )
+    computedEffects,
+  ),
 );
 
 autorunEffects.map(autorunEffect =>
diff --git a/src/core/types/stores.ts b/src/core/types/stores.ts
index 97a617f..7eb0957 100644
--- a/src/core/types/stores.ts
+++ b/src/core/types/stores.ts
@@ -26,4 +26,5 @@ export interface ICalculationStore {
     propName: string,
     value: any
   ) => void;
+  deleteTableRow: (tableName: string, rowIndex: number) => void;
 }
diff --git a/src/core/types/tables.ts b/src/core/types/tables.ts
index 464d2aa..3ebd909 100644
--- a/src/core/types/tables.ts
+++ b/src/core/types/tables.ts
@@ -1,8 +1,16 @@
+import { Status } from './statuses';
+export type TableNames = 'fruitTable';
+export type TableValuesNames = 'fruit' | 'number';
+
+export type TTableValues<T> = {
+  [propName in TableValuesNames]?: T;
+};
+
 export type IStoreTable = {
-  [tableName: string]: {
-    values: Array<any>;
-    options?: Array<any>;
-    status?: Array<any>;
-    filter?: Array<any>;
+  [tableName in TableNames]: {
+    values: TTableValues<any>[];
+    options?: TTableValues<any>[];
+    status?: TTableValues<Status>[];
+    filter?: TTableValues<any>[];
   };
 };