A number (3/4) is 30% more than 45, what is this number?
一个数的(3/4)比45多30%，这个数是多少．
<gadget id="calculator">30 / 100</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">1 + (3/10)</gadget>
<output>13/10 = around 1.3</output>

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

<gadget id="calculator">(13/10) / (3/4)</gadget>
<output>26/15 = around 1.733333</output>

<gadget id="calculator">45 * (26/15)</gadget>
<output>78</output>

<result>78</result>