When the little sloppy did addition, he wrote the 9 in the ones place of the addend as 6, and the 7 in the tens place as 9, and the result was 214. What should be the correct answer?
小马虎做加法时，把加数个位上的9写成了6，又把十位上的7看成9，结果得214，正确的答案应该是多少．
<gadget id="calculator">9 - 6</gadget>
<output>3</output>

<gadget id="calculator">90 - 70</gadget>
<output>20</output>

<gadget id="calculator">3 - 20</gadget>
<output>-17</output>

<gadget id="calculator">214 + (-17)</gadget>
<output>197</output>

<result>197</result>