1756+45/18*25-1807.
1756+45/18*25-1807．
<gadget id="calculator">45 / 9 / 2</gadget>
<output>5/2 = around 2.5</output>

<gadget id="calculator">(5/2) * 45</gadget>
<output>225/2 = around 112.5</output>

<gadget id="calculator">1_807 - 1_756</gadget>
<output>51</output>

<gadget id="calculator">(225/2) - 51</gadget>
<output>123/2 = around 61.5</output>

<result>123/2 = around 61.5</result>