2*9=18,22*99=2178,222*9999=221778,2222*9999=22217778,22222*99999=how much
2*9=18,22*99=2178,222*9999=221778,2222*9999=22217778,22222*99999=多少
<gadget id="calculator">22_222 * 99_999</gadget>
<output>2_222_177_778</output>

<result>2_222_177_778</result>