diff --git a/question/type/calculated/lang/en/qtype_calculated.php b/question/type/calculated/lang/en/qtype_calculated.php
index 435086e7d40..f56e297ed8e 100644
--- a/question/type/calculated/lang/en/qtype_calculated.php
+++ b/question/type/calculated/lang/en/qtype_calculated.php
@@ -33,8 +33,8 @@ $string['answerstoleranceparam'] = 'Answers tolerance parameters';
 $string['answerwithtolerance'] = '{$a->answer} (±{$a->tolerance} {$a->tolerancetype})';
 $string['anyvalue'] = 'Any value';
 $string['atleastoneanswer'] = 'You need to provide at least one answer.';
-$string['atleastonerealdataset']='There should be at least one real dataset in question text';
-$string['atleastonewildcard']='There should be at least one wild card in answer formula or question text';
+$string['atleastonerealdataset'] = 'There should be at least one real dataset in question text';
+$string['atleastonewildcard'] = 'There should be at least one wild card in answer formula or question text';
 $string['calcdistribution'] = 'Distribution';
 $string['calclength'] = 'Decimal places';
 $string['calcmax'] = 'Maximum';
@@ -45,8 +45,8 @@ $string['correctanswerformula'] = 'Correct answer formula';
 $string['correctanswershows'] = 'Correct answer shows';
 $string['correctanswershowsformat'] = 'Format';
 $string['correctfeedback'] = 'For any correct response';
-$string['dataitemdefined']='with {$a} numerical values already defined is available';
-$string['datasetrole']= ' The wild cards <strong>{x..}</strong> will be substituted by a numerical value from their dataset';
+$string['dataitemdefined'] = 'with {$a} numerical values already defined is available';
+$string['datasetrole'] = ' The wild cards <strong>{x..}</strong> will be substituted by a numerical value from their dataset';
 $string['decimals'] = 'with {$a}';
 $string['deleteitem'] = 'Delete item';
 $string['deletelastitem'] = 'Delete last item';
@@ -72,7 +72,7 @@ $string['illegalformulasyntax'] = 'Illegal formula syntax starting with \'{$a}\'
 $string['incorrectfeedback'] = 'For any incorrect response';
 $string['item(s)'] = 'item(s)';
 $string['itemno'] = 'Item {$a}';
-$string['itemscount']='Items<br />Count';
+$string['itemscount'] = 'Items<br />Count';
 $string['itemtoadd'] = 'Item to add';
 $string['keptcategory1'] = 'will use the same existing shared dataset as before';
 $string['keptcategory2'] = 'a file from the same category reusable set of files as before';
@@ -118,18 +118,18 @@ $string['pluginnamesummary'] = 'Calculated questions are like numerical question
 $string['possiblehdr'] = 'Possible wild cards present only in the question text';
 $string['questiondatasets'] = 'Question datasets';
 $string['questiondatasets_help'] = 'Question datasets of wild cards that will be used in each individual question';
-$string['questionstoredname'] ='Question stored name';
+$string['questionstoredname'] = 'Question stored name';
 $string['replacewithrandom'] = 'Replace with a random value';
 $string['reuseifpossible'] = 'reuse previous value if available';
-$string['sharedwildcard']='Shared wild card {<strong>{$a}</strong>}';
-$string['sharedwildcardname']='Shared wild card ';
-$string['sharedwildcards']='Shared wild cards';
+$string['sharedwildcard'] = 'Shared wild card {<strong>{$a}</strong>}';
+$string['sharedwildcardname'] = 'Shared wild card ';
+$string['sharedwildcards'] = 'Shared wild cards';
 $string['significantfigures'] = 'with {$a}';
 $string['significantfiguresformat'] = 'significant figures';
-$string['synchronize']='Synchronise the data from shared datasets with other questions in a quiz';
-$string['synchronizeno']='Do not synchronise';
-$string['synchronizeyes']='Synchronise';
-$string['synchronizeyesdisplay']='Synchronise and display the shared datasets name as prefix of the question name';
+$string['synchronize'] = 'Synchronise the data from shared datasets with other questions in a quiz';
+$string['synchronizeno'] = 'Do not synchronise';
+$string['synchronizeyes'] = 'Synchronise';
+$string['synchronizeyesdisplay'] = 'Synchronise and display the shared datasets name as prefix of the question name';
 $string['tolerance'] = 'Tolerance &plusmn;';
 $string['tolerancetype'] = 'Type';
 $string['trueanswerinsidelimits'] = 'Correct answer : {$a->correct} inside limits of true value {$a->true}';