Xiao Zhang rides a motorcycle from place A to place B. If he travels 56 kilometers per hour, he can arrive there in 5 hours. If he wants to arrive one hour earlier, how many kilometers per hour should he travel?
小张骑摩托车从甲地到乙地，如果每小时行56千米，那么5小时可到，如果要提前1小时到达，那么每小时要行多少千米？
<gadget id="calculator">5 - 1</gadget>
<output>4</output>

<gadget id="calculator">5 / 4</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">56 * (5/4)</gadget>
<output>70</output>

<result>70</result>