1748-54*21/14.
1748-54*21/14．
<gadget id="calculator">21 / 14</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">54 * (3/2)</gadget>
<output>81</output>

<gadget id="calculator">1_748 - 81</gadget>
<output>1_667</output>

<result>1_667</result>