diff --git a/challenge.php b/challenge.php
new file mode 100644
index 0000000..7adac73
--- /dev/null
+++ b/challenge.php
@@ -0,0 +1,17 @@
+<?php
+
+function divideByRecursiveSubtraction($number1, $number2)
+{
+	// initialize the quotient to an initial value 0
+	$quotient = 0;
+
+	// while loop
+	while ($number1-$number2 >= 0) {
+		$number1 = $number1-$number2;
+		$quotient = $quotient+1;
+	}
+	// return value for the function
+	return $quotient;
+}
+
+?>
\ No newline at end of file