When I was confused about adding a number to 287, I accidentally lost the "0" at the end of the number, and the calculated result was 294. What should be the correct result?
小迷糊计算287加一个数时，又不小心把这个数末尾的"0"看丢了，算出的结果是294．正确的结果应该是多少？
<gadget id="calculator">287 + 70</gadget>
<output>357</output>

<result>357</result>