Each bag of chemical fertilizer is 40 yuan, and Uncle Liu bought 16 bags, leaving 35 yuan left. How much did he bring?
每袋化肥40元，刘叔叔买了16袋，钱还剩35元．他带了多少钱？
<gadget id="calculator">40 * 16</gadget>
<output>640</output>

<gadget id="calculator">640 + 35</gadget>
<output>675</output>

<result>675</result>