Merge pull request akshitagit#97 from garridorafa/master

akshitagupta15june · web-flow · commit d8b4b8b528d3 · 2020-10-22T10:37:47.000+05:30
Add a digital root math algorithms
diff --git a/Maths/digital_root.js b/Maths/digital_root.js
@@ -0,0 +1,21 @@
+function digital_root (num){
+  let i = 0;
+  let num2 = num;
+  let sum=0;
+  while( num2 >= 1 ) {
+    i++;
+    num2 = num2/10;
+    }
+  while( i !== 0 ) {
+    i=i-1;
+    let mod = Math.floor(num/Math.pow(10,i));
+    num = num % Math.pow(10,i)
+    sum = sum + mod;
+  }
+  
+  if (sum < 10) {
+    return sum;
+  } else {
+    return digital_root (sum);
+  };
+}
