14*105-1890/18.
14*105-1890/18．
<gadget id="calculator">14 * 105</gadget>
<output>1_470</output>

<gadget id="calculator">1_890 / 18</gadget>
<output>105</output>

<gadget id="calculator">1_470 - 105</gadget>
<output>1_365</output>

<result>1_365</result>