0.25*19+(3/4)*27=how much.
0.25*19+(3/4)*27=多少．
<gadget id="calculator">0.25 * 19</gadget>
<output>4.75</output>

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">(3/4) * 27</gadget>
<output>81/4 = around 20.25</output>

<gadget id="calculator">4.75 + (81/4)</gadget>
<output>25</output>

<result>25</result>