You need to create a file "version.php" in root folder and paste below code :

<?php 
    include_once 'app/Mage.php';
    umask(0);
    Mage::app("default");
    echo Mage::getVersion();
  ?>

run file version.php .

Hope it will be helpful.

You need to create a file "version.php" in root folder and paste below code :

<?php 
    include_once 'app/Mage.php';
    umask(0);
    Mage::app("default");
    echo Mage::getVersion();
  ?>

run file version.php.