", $x, $y, ($x+$y)); printf("%s - %s = %d
", $x, $y, ($x-$y)); printf("%s * %s = %d
", $x, $y, ($x*$y)); printf("%s / %s = %f
", $x, $y, ($x/$y)); printf("%s % %s = %d
", $x, $y, ($x%$y)); ?>