The supermarket shipped 5 boxes of bananas, sold 56 kilograms, and left 34 kilograms. How much does each box of bananas weigh?
超市运来5箱香蕉，卖出56千克，还剩34千克．每箱香蕉重多少千克？
<gadget id="calculator">56 + 34</gadget>
<output>90</output>

<gadget id="calculator">90 / 5</gadget>
<output>18</output>

<result>18</result>