In the waste collection activities, the fifth grade collected 56 kilograms of waste paper, the sixth grade (7/8), the fourth grade was the sixth grade (7/10), how many kilograms of waste paper was collected by the fourth grade?
收废品活动中，五年级收集废纸56千克，是六年级的(7/8)，四年级又是六年级的(7/10)，四年级收集废纸多少千克？
<gadget id="calculator">7 / 8</gadget>
<output>7/8 = around 0.875</output>

<gadget id="calculator">56 / (7/8)</gadget>
<output>64</output>

<gadget id="calculator">7 / 10</gadget>
<output>7/10 = around 0.7</output>

<gadget id="calculator">64 * (7/10)</gadget>
<output>224/5 = around 44.8</output>

<result>224/5 = around 44.8</result>