Xiao Fang skipped 453 times in 3 minutes, and Xiao Ming jumped 286 times in 2 minutes. Who is faster? How much faster?
小方3分钟跳绳453下，小明2分钟跳286下，谁的速度快？快多少下？
<gadget id="calculator">453 / 3</gadget>
<output>151</output>

<gadget id="calculator">286 / 2</gadget>
<output>143</output>

<gadget id="calculator">151 - 143</gadget>
<output>8</output>

<result>8</result>