2+{3+[4+(5×6)×7]×8}×9=______.
2+{3+[4+(5×6)×7]×8}×9
=2+{3+[4+30×7]×8}×9
=2+{3+214×8}×9
=2+{3+214×8}×9
=2+1715×9
=2+15435
=15437;
故答案为15437.
2+{3+[4+(5×6)×7]×8}×9=______.
2+{3+[4+(5×6)×7]×8}×9
=2+{3+[4+30×7]×8}×9
=2+{3+214×8}×9
=2+{3+214×8}×9
=2+1715×9
=2+15435
=15437;
故答案为15437.