diff --git a/.project b/.project
index da2e28f..2bbddd5 100644
--- a/.project
+++ b/.project
@@ -14,4 +14,15 @@
 	<natures>
 		<nature>org.eclipse.jdt.core.javanature</nature>
 	</natures>
+	<filteredResources>
+		<filter>
+			<id>1631709793499</id>
+			<name></name>
+			<type>30</type>
+			<matcher>
+				<id>org.eclipse.core.resources.regexFilterMatcher</id>
+				<arguments>node_modules|.git|__CREATED_BY_JAVA_LANGUAGE_SERVER__</arguments>
+			</matcher>
+		</filter>
+	</filteredResources>
 </projectDescription>
diff --git a/src/Frac.java b/src/Frac.java
index d65eead..8dd8cb5 100644
--- a/src/Frac.java
+++ b/src/Frac.java
@@ -2,7 +2,7 @@
 
 	// 確認用
 	public static void main(String[] args) {
-		Frac d1_3 = new Frac(1,3);
+		Frac d1_3 = new Frac(2,3);
 		Frac d1_2 = new Frac(1,2);
 		Frac plus = d1_3.tasu(d1_2);
 		d1_3.print(); System.out.print("+ "); d1_2.print(); System.out.print("= ");