diff --git a/em-oop/src/BasicCheck3.java b/em-oop/src/BasicCheck3.java
index d12e219..7725b2b 100644
--- a/em-oop/src/BasicCheck3.java
+++ b/em-oop/src/BasicCheck3.java
@@ -23,11 +23,11 @@ public class BasicCheck3 {
 		for(int i=0;i<3;i++) {
 			items[i].sell(5);
 			System.out.println(items[i].name+" "+items[i].price+"円 残り"+items[i].stock+"個");
-			
-		
-			
-			
+			System.out.println("合計金額："+items[i].totalPrice());
 		}
+		
+		
+		
 	}
 	
 	
diff --git a/em-oop/src/Item.java b/em-oop/src/Item.java
index 311d0b6..3908867 100644
--- a/em-oop/src/Item.java
+++ b/em-oop/src/Item.java
@@ -7,5 +7,9 @@ public class Item {
 	public void sell(int amount) {
 		this.stock = this.stock - amount;
 	}
+	
+	public int totalPrice() {
+		return this.price*this.stock;
+	}
 
 }