require_once("ws_functions.php"); function createFractionExpression() { $max = 12; $a = chooseSign()*chooseNumber($max); $b = chooseSign()*chooseNumber($max); $c = chooseSign()*chooseNumber($max); $d = chooseSign()*chooseNumber($max); ?>
0) echo " + "; else echo " – ";?> | ||
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