((2/23)-(2/35))*23*35.
((2/23)-(2/35))*23*35．
<gadget id="calculator">2 / 23</gadget>
<output>2/23 = around 0.086957</output>

<gadget id="calculator">2 / 35</gadget>
<output>2/35 = around 0.057143</output>

<gadget id="calculator">(2/23) - (2/35)</gadget>
<output>24/805 = around 0.029814</output>

<gadget id="calculator">(24/805) * 23 * 35</gadget>
<output>24</output>

<result>24</result>