When Xiao Ming was calculating the multiplication, he accidentally wrote a factor of 24 as 42, so how much more is the calculated result than the correct answer?
小明在计算乘法时，不小心将一个因数24错写成42，那么计算结果比正确答案多百分之几？
<gadget id="calculator">42 * 5</gadget>
<output>210</output>

<gadget id="calculator">24 * 5</gadget>
<output>120</output>

<gadget id="calculator">210 - 120</gadget>
<output>90</output>

<gadget id="calculator">90 / 120</gadget>
<output>3/4 = around 0.75</output>

<result>3/4 = around 0.75</result>