A pile of yellow sand weighs 212 kilograms. After 145 kilograms were used, 116 kilograms were brought back. Find out how many kilograms this pile of yellow sand weighs now, and what is the correct formula
一堆黄沙重212千克，用去145千克后又运来116千克，求这堆黄沙现在重多少千克，正确的算式是多少
<gadget id="calculator">212 - 145</gadget>
<output>67</output>

<gadget id="calculator">67 + 116</gadget>
<output>183</output>

<result>183</result>